1
Commit Graph

106 Commits

Author SHA1 Message Date
Greg Kroah-Hartman
7528cb0f65 IIO: 1st set of fixes for the 6.12 cycle.
Most of this pull request is the result of Javier Carrasco doing a
 careful audit for missing Kconfig dependencies that luck has meant
 the random builds have never hit. The rest is the usual mix of old
 bugs that have surfaced and some fallout from the recent merge window.
 
 adi,ad5686
  - Fix binding duplication of compatible strings.
 bosch,bma400
  - Fix an uninitialized variable in the event tap handling.
 bosch,bmi323
  - Fix several issues in the register saving and restore on suspend/resume
 sensiron,spd500
  - Fix missing CRC8 dependency
 ti,op3001
  - Fix a missing full-scale range value (values above this point were
    all reported wrongly)
 vishay,veml6030
  - Fix a segmentation fault due to some type confusion.
  - Fix wrong ambient light sensor resolution.
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Merge tag 'iio-fixes-for-6.12a' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/jic23/iio into char-misc-linus

Jonathan writes:

IIO: 1st set of fixes for the 6.12 cycle.

Most of this pull request is the result of Javier Carrasco doing a
careful audit for missing Kconfig dependencies that luck has meant
the random builds have never hit. The rest is the usual mix of old
bugs that have surfaced and some fallout from the recent merge window.

adi,ad5686
 - Fix binding duplication of compatible strings.
bosch,bma400
 - Fix an uninitialized variable in the event tap handling.
bosch,bmi323
 - Fix several issues in the register saving and restore on suspend/resume
sensiron,spd500
 - Fix missing CRC8 dependency
ti,op3001
 - Fix a missing full-scale range value (values above this point were
   all reported wrongly)
vishay,veml6030
 - Fix a segmentation fault due to some type confusion.
 - Fix wrong ambient light sensor resolution.

* tag 'iio-fixes-for-6.12a' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/jic23/iio: (34 commits)
  iio: frequency: admv4420: fix missing select REMAP_SPI in Kconfig
  iio: frequency: {admv4420,adrf6780}: format Kconfig entries
  iio: adc: ad4695: Add missing Kconfig select
  iio: adc: ti-ads8688: add missing select IIO_(TRIGGERED_)BUFFER in Kconfig
  iio: hid-sensors: Fix an error handling path in _hid_sensor_set_report_latency()
  iioc: dac: ltc2664: Fix span variable usage in ltc2664_channel_config()
  iio: dac: stm32-dac-core: add missing select REGMAP_MMIO in Kconfig
  iio: dac: ltc1660: add missing select REGMAP_SPI in Kconfig
  iio: dac: ad5770r: add missing select REGMAP_SPI in Kconfig
  iio: amplifiers: ada4250: add missing select REGMAP_SPI in Kconfig
  iio: frequency: adf4377: add missing select REMAP_SPI in Kconfig
  iio: resolver: ad2s1210: add missing select (TRIGGERED_)BUFFER in Kconfig
  iio: resolver: ad2s1210 add missing select REGMAP in Kconfig
  iio: proximity: mb1232: add missing select IIO_(TRIGGERED_)BUFFER in Kconfig
  iio: pressure: bm1390: add missing select IIO_(TRIGGERED_)BUFFER in Kconfig
  iio: magnetometer: af8133j: add missing select IIO_(TRIGGERED_)BUFFER in Kconfig
  iio: light: bu27008: add missing select IIO_(TRIGGERED_)BUFFER in Kconfig
  iio: chemical: ens160: add missing select IIO_(TRIGGERED_)BUFFER in Kconfig
  iio: dac: ad5766: add missing select IIO_(TRIGGERED_)BUFFER in Kconfig
  iio: dac: ad3552r: add missing select IIO_(TRIGGERED_)BUFFER in Kconfig
  ...
2024-10-13 17:23:47 +02:00
Javier Carrasco
6b8e9dbfae iio: frequency: admv4420: fix missing select REMAP_SPI in Kconfig
This driver makes use of regmap_spi, but does not select the required
module.
Add the missing 'select REGMAP_SPI'.

Fixes: b59c041559 ("iio: frequency: admv4420.c: Add support for ADMV4420")
Signed-off-by: Javier Carrasco <javier.carrasco.cruz@gmail.com>
Link: https://patch.msgid.link/20241007-ad2s1210-select-v2-2-7345d228040f@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2024-10-10 19:27:25 +01:00
Javier Carrasco
5c9644a683 iio: frequency: {admv4420,adrf6780}: format Kconfig entries
Format the entries of these drivers in the Kconfig, where spaces
instead of tabs were used.

Signed-off-by: Javier Carrasco <javier.carrasco.cruz@gmail.com>
Link: https://patch.msgid.link/20241007-ad2s1210-select-v2-1-7345d228040f@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2024-10-10 19:27:25 +01:00
Javier Carrasco
c64643ed4e iio: frequency: adf4377: add missing select REMAP_SPI in Kconfig
This driver makes use of regmap_spi, but does not select the required
module.
Add the missing 'select REGMAP_SPI'.

Fixes: eda549e2e5 ("iio: frequency: adf4377: add support for ADF4377")
Signed-off-by: Javier Carrasco <javier.carrasco.cruz@gmail.com>
Link: https://patch.msgid.link/20241003-ad2s1210-select-v1-3-4019453f8c33@gmail.com
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2024-10-06 16:30:53 +01:00
Al Viro
5f60d5f6bb move asm/unaligned.h to linux/unaligned.h
asm/unaligned.h is always an include of asm-generic/unaligned.h;
might as well move that thing to linux/unaligned.h and include
that - there's nothing arch-specific in that header.

auto-generated by the following:

for i in `git grep -l -w asm/unaligned.h`; do
	sed -i -e "s/asm\/unaligned.h/linux\/unaligned.h/" $i
done
for i in `git grep -l -w asm-generic/unaligned.h`; do
	sed -i -e "s/asm-generic\/unaligned.h/linux\/unaligned.h/" $i
done
git mv include/asm-generic/unaligned.h include/linux/unaligned.h
git mv tools/include/asm-generic/unaligned.h tools/include/linux/unaligned.h
sed -i -e "/unaligned.h/d" include/asm-generic/Kbuild
sed -i -e "s/__ASM_GENERIC/__LINUX/" include/linux/unaligned.h tools/include/linux/unaligned.h
2024-10-02 17:23:23 -04:00
Antoniu Miclaus
6140a92cd0 iio: frequency: adf4377: add adf4378 support
Add separate handling for adf4378 within the driver.

The main difference between adf4377 and adf4378 is that adf4378 has only
one output which is handled by only one gpio.

Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Link: https://patch.msgid.link/20240729095047.25040-3-antoniu.miclaus@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2024-08-03 10:13:45 +01:00
Antoniu Miclaus
a1a09713b4 iio: frequency: adf4350: add clk provider
Add clk provider feature for the adf4350.

Even though the driver was sent as an IIO driver in most cases the
device is actually seen as a clock provider.

This patch aims to cover actual usecases requested by users in order to
completely control the output frequencies from userspace.

Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Reviewed-by: Nuno Sa <nuno.sa@analog.com>
Link: https://patch.msgid.link/20240621121403.47912-2-antoniu.miclaus@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2024-06-25 21:04:49 +01:00
Antoniu Miclaus
e2261b4a4d iio: frequency: adrf6780: rm clk provider include
The driver has no clock provider implementation, therefore remove the
include.

Fixes: 63aaf6d06d ("iio: frequency: adrf6780: add support for ADRF6780")
Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Link: https://lore.kernel.org/r/20240530092835.36892-1-antoniu.miclaus@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2024-06-04 19:53:07 +01:00
Linus Torvalds
5f16eb0549 Char/Misc and other driver subsystem changes for 6.10-rc1
Here is the big set of char/misc and other driver subsystem updates for
 6.10-rc1.  Nothing major here, just lots of new drivers and updates for
 apis and new hardware types.  Included in here are:
   - big IIO driver updates with more devices and drivers added
   - fpga driver updates
   - hyper-v driver updates
   - uio_pruss driver removal, no one uses it, other drivers control the
     same hardware now
   - binder minor updates
   - mhi driver updates
   - excon driver updates
   - counter driver updates
   - accessability driver updates
   - coresight driver updates
   - other hwtracing driver updates
   - nvmem driver updates
   - slimbus driver updates
   - spmi driver updates
   - other smaller misc and char driver updates
 
 All of these have been in linux-next for a while with no reported
 issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char/misc and other driver subsystem updates from Greg KH:
 "Here is the big set of char/misc and other driver subsystem updates
  for 6.10-rc1. Nothing major here, just lots of new drivers and updates
  for apis and new hardware types. Included in here are:

   - big IIO driver updates with more devices and drivers added

   - fpga driver updates

   - hyper-v driver updates

   - uio_pruss driver removal, no one uses it, other drivers control the
     same hardware now

   - binder minor updates

   - mhi driver updates

   - excon driver updates

   - counter driver updates

   - accessability driver updates

   - coresight driver updates

   - other hwtracing driver updates

   - nvmem driver updates

   - slimbus driver updates

   - spmi driver updates

   - other smaller misc and char driver updates

  All of these have been in linux-next for a while with no reported
  issues"

* tag 'char-misc-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (319 commits)
  misc: ntsync: mark driver as "broken" to prevent from building
  spmi: pmic-arb: Add multi bus support
  spmi: pmic-arb: Register controller for bus instead of arbiter
  spmi: pmic-arb: Make core resources acquiring a version operation
  spmi: pmic-arb: Make the APID init a version operation
  spmi: pmic-arb: Fix some compile warnings about members not being described
  dt-bindings: spmi: Deprecate qcom,bus-id
  dt-bindings: spmi: Add X1E80100 SPMI PMIC ARB schema
  spmi: pmic-arb: Replace three IS_ERR() calls by null pointer checks in spmi_pmic_arb_probe()
  spmi: hisi-spmi-controller: Do not override device identifier
  dt-bindings: spmi: hisilicon,hisi-spmi-controller: clean up example
  dt-bindings: spmi: hisilicon,hisi-spmi-controller: fix binding references
  spmi: make spmi_bus_type const
  extcon: adc-jack: Document missing struct members
  extcon: realtek: Remove unused of_gpio.h
  extcon: usbc-cros-ec: Convert to platform remove callback returning void
  extcon: usb-gpio: Convert to platform remove callback returning void
  extcon: max77843: Convert to platform remove callback returning void
  extcon: max3355: Convert to platform remove callback returning void
  extcon: intel-mrfld: Convert to platform remove callback returning void
  ...
2024-05-22 12:26:46 -07:00
David Lechner
2f4bb1fa75
iio: frequency: admv1013: Use devm_regulator_get_enable_read_voltage()
We can reduce boilerplate code by using
devm_regulator_get_enable_read_voltage().

The common mode voltage is now passed as a parameter in the init
functions so we can avoid adding a state member that is only used
during init.

Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: David Lechner <dlechner@baylibre.com>
Link: https://lore.kernel.org/r/20240429-regulator-get-enable-get-votlage-v2-5-b1f11ab766c1@baylibre.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2024-05-07 10:31:50 +09:00
Jonathan Cameron
de4eefe8f1 iio: frequency: admfm2000: Use device_for_each_child_node_scoped() to simplify error paths.
This loop definition automatically release the fwnode_handle on early exit
simplifying error handling paths.

Cc: Kim Seer Paller <kimseer.paller@analog.com>
Reviewed-by: Nuno Sa <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20240330190849.1321065-7-jic23@kernel.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2024-04-06 11:29:06 +01:00
Kim Seer Paller
5659785a32 iio: frequency: admfm2000: New driver
Dual microwave down converter module with input RF and LO frequency
ranges from 0.5 to 32 GHz and an output IF frequency range from 0.1 to
8 GHz. It consists of a LNA, mixer, IF filter, DSA, and IF amplifier
for each down conversion path.

Signed-off-by: Kim Seer Paller <kimseer.paller@analog.com>
Link: https://lore.kernel.org/r/20240123081059.5746-2-kimseer.paller@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2024-02-17 16:16:10 +00:00
Andy Shevchenko
f993267a72 iio: frequency: admv1014: Switch to device_property_match_property_string()
Replace open coded device_property_match_property_string().

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20230808162800.61651-5-andriy.shevchenko@linux.intel.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2023-11-16 19:10:26 +00:00
Andy Shevchenko
7829a9d759 iio: frequency: adf4377: Switch to device_property_match_property_string()
Replace open coded device_property_match_property_string().

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20230808162800.61651-4-andriy.shevchenko@linux.intel.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2023-11-16 19:10:26 +00:00
Greg Kroah-Hartman
b4b6cc10c6 IIO: 1st set of new device support, features and cleanup for 6.7
Particularly great to see a resolver driver move out of staging via a
 massive set of changes.  Only took 13 years :)
 
 One small patch added then reverted due to a report of test breakage
 (ashai-kasei,ak8975: Drop deprecated enums.)
 
 An immutable branch was used for some hid-senors changes in case
 there was a need to take them into the HID tree as well.
 
 New device support
 -----------------
 
 adi,hmc425a
   - Add support for HMC540SLP3E broadband 4-bit digital attenuator.
 kionix,kx022a
   - Add support for the kx132-1211 accelerometer. Require significant
     driver rework to enable this including add a chip type specific
     structure to deal with the chip differences.
   - Add support for the kx132acr-lbz accelerometer (subset of the kx022a
     feature set).
 lltc,ltc2309
   - New driver for this 8 channel ADC.
 microchip,mcp3911
   - Add support for rest of mcp391x family of ADCs (there are various
     differences beyond simple channel count variation.
     Series includes some general driver cleanup.
 microchip,mcp3564
   - New driver for MCP3461, MCP3462, MCP3464, MCP3541, MCP3562, MCP3564
     and their R variants of 16/24bit ADCs. A few minor fixed followed.
 rohm,bu1390
   - New driver for this pressure sensor.
 
 Staging graduation
 ------------------
 
 adi,ad1210 (after 13 or so years :)
   - More or less a complete (step-wise) rewrite of this resolver driver
     to bring it up to date with modern IIO standards.  The fault signal
     handling mapping to event channels was particularly complex and
     significant part of the changes.
 
 Features
 --------
 
 iio-core
  - Add chromacity and color temperature channel types.
 adi,ad7192
   - Oversampling ratio control (called fast settling in datasheet).
 adi,adis16475
   - Add core support and then driver support for delta angle and delta
     velocity channels. These are intended for summation to establish
     angle and velocity changes over larger timescales.  Fix was
     needed for alignment after the temperature channel.  Further fix
     reduced set of devices for which the buffer support was applicable
     as seems burst reads don't cover these on all devices.
 hid-sensors-als
   - Chromacity and color temperatures support including in amd sfh.
 stx104
   - Add support for counter subsystem to this multipurpose device.
 ti,twl6030
   - Add missing device tree binding description.
 
 Clean up and minor fixes.
 ------------------------
 
 treewide
   - Drop some unused declarations across IIO.
   - Make more use of device_get_match_data() instead of OF specific
     approaches.
 Similar cleanup to sets of drivers.
   - Stop platform remove callbacks returning anything by using the
     temporary remove_new() callback.
   - Use i2c_get_match_data() to cope nicely with all types of ID table
     entry.
   - Use device_get_match_data() for various platform device to cope
     with more types of firmware.
   - Convert from enum to pointer in ID tables allowing use of
     i2c_get_match_data().
   - Fix sorting on some ID tables.
   - Include specific string helper headers rather than simply string_helpers.h
 docs
   - Better description of the ordering requirements etc for
     available_scan_masks.
 tools
   - Handle alignment of mixed sizes where the last element isn't the biggest
     correctly. Seems that doesn't happen often!
 adi,ad2s1210
   - Lots of work from David Lechner on this driver including a few fixes
     that are going with the rework to avoid slowing that down.
 adi,ad4310
   - Replace deprecated devm_clk_register()
 adi,ad74413r
   - Bring the channel function setting inline with the datasheet.
 adi,ad7192
   - Change to FIELD_PREP(), FIELD_GET().
   - Calculate f_order from the sinc filter and chop filter states.
   - Move more per chip config into data in struct ad7192_chip_info
   - Cleanup unused parameter in channel macros.
 adi,adf4350
   - Make use of devm_* to simplify error handling for many of the setup
     calls in probe() / tear down in remove() and error paths.  Some more
     work to be done on this one.
   - Use dev_err_probe() for errors in probe() callback.
 adi,adf4413
   - Typo in function name prefix.
 adi,adxl345
   - Add channel scale to the chip type specific structure and drop
     using a type field previously used for indirection.
 asahi,ak8985
   - Fix a mismatch introduced when switching from enum->pointers
     in the match tables.
 amlogic,meson
   - Expand error logging during probe.
 invensense,mpu6050
   - Support level-shifter control. Whilst no one is sure exactly what this
     is doing it is needed for some old boards.
   - Document mount-matrix dt-binding.
 mediatek,mt6577
   - Use devm_clk_get_enabled() to replace open coded version and move
     everything over to being device managed. Drop now empty remove()
     callback. Fix follows to put the drvdata back.
   - Use dev_err_probe() for error reporting in probe() callback.
 memsic,mxc4005
   - Add of_match_table.
 microchip,mcp4725
   - Move various chip specific data from being looked up by chip ID to
     data in the chip type specific structure.
 silicon-labs,si7005
   - Add of_match_table and entry in trivial-devices.yaml
 st,lsm6dsx
   - Add missing mount-matrix dt binding documentation.
 st,spear
   - Use devm_clk_get_enabled() and some other devm calls to move everything
     over to being device managed.  Drop now empty remove() callback.
   - Use dev_err_probe() to better handled deferred probing and tidy up
     error reporting in probe() callback.
 st,stm32-adc
   - Add a bit of additional checking in probe() to protect against a NULL
     pointer (no known path to trigger it today).
   - Replace deprecated strncpy()
 ti,ads1015
   - Allow for edge triggers.
   - Document interrupt in dt-bindings.
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Merge tag 'iio-for-6.7a' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into char-misc-next

Jonathan writes:

IIO: 1st set of new device support, features and cleanup for 6.7

Particularly great to see a resolver driver move out of staging via a
massive set of changes.  Only took 13 years :)

One small patch added then reverted due to a report of test breakage
(ashai-kasei,ak8975: Drop deprecated enums.)

An immutable branch was used for some hid-senors changes in case
there was a need to take them into the HID tree as well.

New device support
-----------------

adi,hmc425a
  - Add support for HMC540SLP3E broadband 4-bit digital attenuator.
kionix,kx022a
  - Add support for the kx132-1211 accelerometer. Require significant
    driver rework to enable this including add a chip type specific
    structure to deal with the chip differences.
  - Add support for the kx132acr-lbz accelerometer (subset of the kx022a
    feature set).
lltc,ltc2309
  - New driver for this 8 channel ADC.
microchip,mcp3911
  - Add support for rest of mcp391x family of ADCs (there are various
    differences beyond simple channel count variation.
    Series includes some general driver cleanup.
microchip,mcp3564
  - New driver for MCP3461, MCP3462, MCP3464, MCP3541, MCP3562, MCP3564
    and their R variants of 16/24bit ADCs. A few minor fixed followed.
rohm,bu1390
  - New driver for this pressure sensor.

Staging graduation
------------------

adi,ad1210 (after 13 or so years :)
  - More or less a complete (step-wise) rewrite of this resolver driver
    to bring it up to date with modern IIO standards.  The fault signal
    handling mapping to event channels was particularly complex and
    significant part of the changes.

Features
--------

iio-core
 - Add chromacity and color temperature channel types.
adi,ad7192
  - Oversampling ratio control (called fast settling in datasheet).
adi,adis16475
  - Add core support and then driver support for delta angle and delta
    velocity channels. These are intended for summation to establish
    angle and velocity changes over larger timescales.  Fix was
    needed for alignment after the temperature channel.  Further fix
    reduced set of devices for which the buffer support was applicable
    as seems burst reads don't cover these on all devices.
hid-sensors-als
  - Chromacity and color temperatures support including in amd sfh.
stx104
  - Add support for counter subsystem to this multipurpose device.
ti,twl6030
  - Add missing device tree binding description.

Clean up and minor fixes.
------------------------

treewide
  - Drop some unused declarations across IIO.
  - Make more use of device_get_match_data() instead of OF specific
    approaches.
Similar cleanup to sets of drivers.
  - Stop platform remove callbacks returning anything by using the
    temporary remove_new() callback.
  - Use i2c_get_match_data() to cope nicely with all types of ID table
    entry.
  - Use device_get_match_data() for various platform device to cope
    with more types of firmware.
  - Convert from enum to pointer in ID tables allowing use of
    i2c_get_match_data().
  - Fix sorting on some ID tables.
  - Include specific string helper headers rather than simply string_helpers.h
docs
  - Better description of the ordering requirements etc for
    available_scan_masks.
tools
  - Handle alignment of mixed sizes where the last element isn't the biggest
    correctly. Seems that doesn't happen often!
adi,ad2s1210
  - Lots of work from David Lechner on this driver including a few fixes
    that are going with the rework to avoid slowing that down.
adi,ad4310
  - Replace deprecated devm_clk_register()
adi,ad74413r
  - Bring the channel function setting inline with the datasheet.
adi,ad7192
  - Change to FIELD_PREP(), FIELD_GET().
  - Calculate f_order from the sinc filter and chop filter states.
  - Move more per chip config into data in struct ad7192_chip_info
  - Cleanup unused parameter in channel macros.
adi,adf4350
  - Make use of devm_* to simplify error handling for many of the setup
    calls in probe() / tear down in remove() and error paths.  Some more
    work to be done on this one.
  - Use dev_err_probe() for errors in probe() callback.
adi,adf4413
  - Typo in function name prefix.
adi,adxl345
  - Add channel scale to the chip type specific structure and drop
    using a type field previously used for indirection.
asahi,ak8985
  - Fix a mismatch introduced when switching from enum->pointers
    in the match tables.
amlogic,meson
  - Expand error logging during probe.
invensense,mpu6050
  - Support level-shifter control. Whilst no one is sure exactly what this
    is doing it is needed for some old boards.
  - Document mount-matrix dt-binding.
mediatek,mt6577
  - Use devm_clk_get_enabled() to replace open coded version and move
    everything over to being device managed. Drop now empty remove()
    callback. Fix follows to put the drvdata back.
  - Use dev_err_probe() for error reporting in probe() callback.
memsic,mxc4005
  - Add of_match_table.
microchip,mcp4725
  - Move various chip specific data from being looked up by chip ID to
    data in the chip type specific structure.
silicon-labs,si7005
  - Add of_match_table and entry in trivial-devices.yaml
st,lsm6dsx
  - Add missing mount-matrix dt binding documentation.
st,spear
  - Use devm_clk_get_enabled() and some other devm calls to move everything
    over to being device managed.  Drop now empty remove() callback.
  - Use dev_err_probe() to better handled deferred probing and tidy up
    error reporting in probe() callback.
st,stm32-adc
  - Add a bit of additional checking in probe() to protect against a NULL
    pointer (no known path to trigger it today).
  - Replace deprecated strncpy()
ti,ads1015
  - Allow for edge triggers.
  - Document interrupt in dt-bindings.

* tag 'iio-for-6.7a' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio: (201 commits)
  iio: Use device_get_match_data()
  iio: adc: MCP3564: fix warn: unsigned '__x' is never less than zero.
  dt-bindings: trivial-devices: add silabs,si7005
  iio: si7005: Add device tree support
  drivers: imu: adis16475.c: Remove scan index from delta channels
  dt-bindings: iio: imu: st,lsm6dsx: add mount-matrix property
  iio: resolver: ad2s1210: remove of_match_ptr()
  iio: resolver: ad2s1210: remove DRV_NAME macro
  iio: resolver: ad2s1210: move out of staging
  staging: iio: resolver: ad2s1210: simplify code with guard(mutex)
  staging: iio: resolver: ad2s1210: clear faults after soft reset
  staging: iio: resolver: ad2s1210: refactor sample toggle
  staging: iio: resolver: ad2s1210: remove fault attribute
  staging: iio: resolver: ad2s1210: add label attribute support
  staging: iio: resolver: ad2s1210: add register/fault support summary
  staging: iio: resolver: ad2s1210: implement fault events
  iio: event: add optional event label support
  staging: iio: resolver: ad2s1210: rename DOS reset min/max attrs
  staging: iio: resolver: ad2s1210: convert DOS mismatch threshold to event attr
  staging: iio: resolver: ad2s1210: convert DOS overrange threshold to event attr
  ...
2023-10-20 07:54:15 +02:00
Antoniu Miclaus
287d998af2 iio: admv1013: add mixer_vgate corner cases
Include the corner cases in the computation of the MIXER_VGATE register
value.

According to the datasheet: The MIXER_VGATE values follows the VCM such
as, that for a 0V to 1.8V VCM, MIXER_VGATE = 23.89 VCM + 81, and for a >
1.8V to 2.6V VCM, MIXER_VGATE = 23.75 VCM + 1.25.

Fixes: da35a7b526 ("iio: frequency: admv1013: add support for ADMV1013")
Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Reviewed-by: Nuno Sa <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20230807143806.6954-1-antoniu.miclaus@analog.com
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2023-09-11 20:12:59 +01:00
Jinjie Ruan
9979cc6485 iio: frequency: adf4350: Use device managed functions and fix power down issue.
The devm_clk_get_enabled() helper:
    - calls devm_clk_get()
    - calls clk_prepare_enable() and registers what is needed in order to
      call clk_disable_unprepare() when needed, as a managed resource.

Also replace devm_regulator_get() and regulator_enable() with
devm_regulator_get_enable() helper and remove regulator_disable().

Replace iio_device_register() with devm_iio_device_register() and remove
iio_device_unregister().

And st->reg is not used anymore, so remove it.

As Jonathan pointed out, couple of things that are wrong:

1) The device is powered down 'before' we unregister it with the
   subsystem and as such userspace interfaces are still exposed which
   probably won't do the right thing if the chip is powered down.

2) This isn't done in the error paths in probe.

To solve this problem, register a new callback adf4350_power_down()
with devm_add_action_or_reset(), to enable software power down in both
error and device detach path. So the remove function can be removed.

Remove spi_set_drvdata() from the probe function, since spi_get_drvdata()
is not used anymore.

Fixes: e31166f0fd ("iio: frequency: New driver for Analog Devices ADF4350/ADF4351 Wideband Synthesizers")
Signed-off-by: Jinjie Ruan <ruanjinjie@huawei.com>
Link: https://lore.kernel.org/r/20230828062717.2310219-1-ruanjinjie@huawei.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2023-09-11 20:12:40 +01:00
Greg Kroah-Hartman
e75850b457 Merge 6.5-rc6 into char-misc-next
We need the char/misc fixes in here as well to build on top of.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-08-13 22:14:51 +02:00
Antoniu Miclaus
320b92a4c1 drivers: iio: admv1013: add vcc regulators
Add regulators for the VCC supplies of the admv1013.

The patch aims to align the implementation with the current admv1014
driver where all the VCC supplies are handled as regulators.

Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Link: https://lore.kernel.org/r/20230731094455.26742-2-antoniu.miclaus@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2023-08-05 19:29:39 +01:00
Dan Carpenter
507397d19b iio: frequency: admv1013: propagate errors from regulator_get_voltage()
The regulator_get_voltage() function returns negative error codes.
This function saves it to an unsigned int and then does some range
checking and, since the error code falls outside the correct range,
it returns -EINVAL.

Beyond the messiness, this is bad because the regulator_get_voltage()
function can return -EPROBE_DEFER and it's important to propagate that
back properly so it can be handled.

Fixes: da35a7b526 ("iio: frequency: admv1013: add support for ADMV1013")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://lore.kernel.org/r/ce75aac3-2aba-4435-8419-02e59fdd862b@moroto.mountain
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2023-07-22 17:33:38 +01:00
Uwe Kleine-König
76f2c491a0 iio: frequency: admv1013: Benefit from devm_clk_get_enabled() to simplify
Make use of devm_clk_get_enabled() to replace some code that effectively
open codes this new function.

To retain ordering move the request to a place that is executed later.
This way the time of enable keeps the same.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Link: https://lore.kernel.org/r/20230313185333.2776785-1-u.kleine-koenig@pengutronix.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2023-03-18 16:35:26 +00:00
Antoniu Miclaus
eda549e2e5 iio: frequency: adf4377: add support for ADF4377
The ADF4377 is a high performance, ultralow jitter, dual output integer-N
phased locked loop (PLL) with integrated voltage controlled oscillator
(VCO) ideally suited for data converter and mixed signal front end (MxFE)
clock applications.

Datasheet: https://www.analog.com/media/en/technical-documentation/data-sheets/adf4377.pdf
Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Reviewed-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20221115110041.71495-2-antoniu.miclaus@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2022-11-23 21:05:51 +00:00
Jonathan Cameron
d86186a6e0 iio: frequency: ad9523: Use devm_regulator_get_enable()
This driver only turns the power on at probe and off via a custom
devm_add_action_or_reset() callback. The new devm_regulator_get_enable()
replaces this boilerplate code.

Note that in event of an error on the devm_regulator_get() the driver
would have continued without enabling the regulator which is probably
not a good idea.  So here we handle any error as a reason to fail the
probe(). In theory this may expose breakage on a platform that was
previously papered over but it seems low risk.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Michael Hennerich <michael.hennerich@analog.com>
Reviewed-by: Matti Vaittinen <mazziesaccount@gmail.com>
Reviewed-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20221016163409.320197-9-jic23@kernel.org
2022-11-23 19:44:01 +00:00
Antoniu Miclaus
30475ef283 iio: frequency: admv1014: return -EINVAL directly
Remove extra step where the error code is assigned to the `ret`
variable.

Return instead error code directly.

Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Link: https://lore.kernel.org/r/20220819104117.4600-1-antoniu.miclaus@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2022-08-19 18:07:22 +01:00
Uwe Kleine-König
129a90cf81 iio: frequency: adrf6780: Benefit from devm_clk_get_enabled() to simplify
Make use of devm_clk_get_enabled() to replace some code that effectively
open codes this new function.

Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Link: https://lore.kernel.org/r/20220808204740.307667-12-u.kleine-koenig@pengutronix.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2022-08-15 22:30:02 +01:00
Uwe Kleine-König
3ea5b370af iio: frequency: adf4371: Benefit from devm_clk_get_enabled() to simplify
Make use of devm_clk_get_enabled() to replace some code that effectively
open codes this new function.

Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Link: https://lore.kernel.org/r/20220808204740.307667-10-u.kleine-koenig@pengutronix.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2022-08-15 22:30:02 +01:00
Greg Kroah-Hartman
2a3c8f8a44 IIO new device support, features and minor fixes for 5.20
Several on-running cleanup efforts dominate this time, plus the DMA
 safety alignment issue identified due to improved understanding of
 the restrictions as a result of Catalin Marinas' efforts in that area.
 
 One immutable branch in here due to MFD and SPMI elements needed for
 the qcom-rradc driver.
 
 Device support
 * bmi088
   - Add support for bmi085 (accelerometer part of IMU)
   - Add support for bmi090l (accelerometer part of IMU)
 * mcp4922
   - Add support for single channel device MCP4921
 * rzg2l-adc
   - Add compatible and minor tweaks to support RZ/G2UL ADC
 * sca3300
   - Add support for scl3300 including refactoring driver to support
     multiple device types and cleanup noticed whilst working on driver.
 * spmi-rradc
   - New driver for Qualcomm SPMI Round Robin ADC including necessary
     additional utility functions in SPMI core and related MFD driver.
 * ti-dac55781
   - Add compatible for DAC121C081 which is very similar to existing parts.
 
 Features
 * core
   - Warn on iio_trigger_get() on an unregistered IIO trigger.
 * bma400
   - Triggered buffer support
   - Activity and step counting
   - Misc driver improvements such as devm and header ordering
 * cm32181
   - Add PM support.
 * cros_ec
   - Sensor location support
 * sx9324
   - Add precharge resistor setting
   - Add internal compensation resistor setting
   - Add CS idle/sleep mode.
 * sx9360
   - Add precharge resistor setting
 * vl53l0x
   - Handle reset GPIO, regulator and relax handling of irq type.
 
 Cleanup and minor fixes:
 
 Treewide changes
 - Cleanup of error handling in remove functions in many drivers.
 - Update dt-binding maintainers for a number of ADI bindings.
 - Several sets of conversion of drivers from device tree specific to
   generic device properties. Includes fixing up various related
   header and Kconfig issues.
 - Drop include of of.h from iio.h and fix up drivers that need to include
   it directly.
 - More moves of clusters of drivers into appropriate IIO_XXX namespaces.
 - Tree wide fix of a long running bug around DMA safety requirements.
   IIO was using __cacheline_aligned to pad iio_priv() structures. This
   worked for a long time by coincidence, but correct alignment is
   ARCH_KMALLOC_MINALIGN.  As there is activity around this area, introduce
   an IIO local IIO_DMA_MINALIGN to allow for changing it in one place rather
   than every driver in future. Note, there have been no reports of this
   bug in the wild, and it may not happen on any platforms supported by
   upstream, so no rush to backport these fixes.
 
 Other cleanup
 * core
   - Switch to ida_alloc()/free()
   - Drop unused iio_get_time_res()
   - Octal permissions and DEVICE_ATTR_* macros.
   - Cleanup bared unsigned usage.
 * MAINTAINERS
   - Add include/dt-bindings/iio/ to the main IIO entry.
 * ad5380
   - Comment syntax fix.
 * ad74413r
   - Call to for_each_set_bit_from(), with from value as 0 replaced.
 * ad7768-1
   - Drop explicit setting of INDIO_BUFFER_TRIGGERED as now done by the core.
 * adxl345
   - Fix wrong address in dt-binding example.
 * adxl367
   - Drop extra update of FIFO watermark.
 * at91-sama5d2
   - Limit requested watermark to the hwfifo size.
 * bmg160, bme680
   - Typos
 * cio-dac
   - Switch to iomap rather than direct use of ioports
 * kxsd9
   - Replace CONFIG_PM guards with new PM macros that let the compiler
     cleanly remove the unused code and structures when !CONFIG_PM
 * lsm6dsx
   - Use new pm_sleep_ptr() and EXPORT_SIMPLE_DEV_PM_OPS(). Then move
     to Namespace.
 * meson_saradc - general cleanup.
   - Avoid attaching resources to iio_dev->dev
   - Use same struct device for all error messages
   - Convert to dev_err_probe() and use local struct device *dev to
     reduce code complexity.
   - Use devm_clk_get_optional() instead of hand rolling.
   - Use regmap_read_poll_timeout() instead of hand rolling.
 * mma7660
   - Drop ACPI_PTR() use that is unhelpful.
 * mpu3050
   - Stop exporting symbols not used outside of module
   - Switch to new DEFINE_RUNTIME_DEV_PM_OPS() macro and move to Namespace.
 * ping
   - Typo fix
 * qcom-spmi-rradc
   - Typo fix
 * sc27xx
   - Convert to generic struct u32_fract
 * srf08
   - Drop a redundant check on !val
 * st_lsm6dsx
   - Limit the requested watermark to the hwfifo size.
 * stm32-adc
   - Use generic_handle_domain_irq() instead of opencoding.
   - Fix handling of ADC disable.
 * stm32-dac
   - Use str_enabled_disable() instead of open coding.
 * stx104
   - Switch to iomap rather than direct use of ioports
 * tsc2046
   - Drop explicit setting of INDIO_BUFFER_TRIGGERED as now done by the core.
 * tsl2563
   - Replace flush_scheduled_work() with cancel_delayed_work_sync()
   - Replace cancel_delayed_work() with cancel_delayed_work_sync()
 * vl53l0x
   - Make the VDD regulator optional by allowing a dummy regulator.
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Merge tag 'iio-for-5.20a' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into char-misc-next

Jonathan writes:

IIO new device support, features and minor fixes for 5.20

Several on-running cleanup efforts dominate this time, plus the DMA
safety alignment issue identified due to improved understanding of
the restrictions as a result of Catalin Marinas' efforts in that area.

One immutable branch in here due to MFD and SPMI elements needed for
the qcom-rradc driver.

Device support
* bmi088
  - Add support for bmi085 (accelerometer part of IMU)
  - Add support for bmi090l (accelerometer part of IMU)
* mcp4922
  - Add support for single channel device MCP4921
* rzg2l-adc
  - Add compatible and minor tweaks to support RZ/G2UL ADC
* sca3300
  - Add support for scl3300 including refactoring driver to support
    multiple device types and cleanup noticed whilst working on driver.
* spmi-rradc
  - New driver for Qualcomm SPMI Round Robin ADC including necessary
    additional utility functions in SPMI core and related MFD driver.
* ti-dac55781
  - Add compatible for DAC121C081 which is very similar to existing parts.

Features
* core
  - Warn on iio_trigger_get() on an unregistered IIO trigger.
* bma400
  - Triggered buffer support
  - Activity and step counting
  - Misc driver improvements such as devm and header ordering
* cm32181
  - Add PM support.
* cros_ec
  - Sensor location support
* sx9324
  - Add precharge resistor setting
  - Add internal compensation resistor setting
  - Add CS idle/sleep mode.
* sx9360
  - Add precharge resistor setting
* vl53l0x
  - Handle reset GPIO, regulator and relax handling of irq type.

Cleanup and minor fixes:

Treewide changes
- Cleanup of error handling in remove functions in many drivers.
- Update dt-binding maintainers for a number of ADI bindings.
- Several sets of conversion of drivers from device tree specific to
  generic device properties. Includes fixing up various related
  header and Kconfig issues.
- Drop include of of.h from iio.h and fix up drivers that need to include
  it directly.
- More moves of clusters of drivers into appropriate IIO_XXX namespaces.
- Tree wide fix of a long running bug around DMA safety requirements.
  IIO was using __cacheline_aligned to pad iio_priv() structures. This
  worked for a long time by coincidence, but correct alignment is
  ARCH_KMALLOC_MINALIGN.  As there is activity around this area, introduce
  an IIO local IIO_DMA_MINALIGN to allow for changing it in one place rather
  than every driver in future. Note, there have been no reports of this
  bug in the wild, and it may not happen on any platforms supported by
  upstream, so no rush to backport these fixes.

Other cleanup
* core
  - Switch to ida_alloc()/free()
  - Drop unused iio_get_time_res()
  - Octal permissions and DEVICE_ATTR_* macros.
  - Cleanup bared unsigned usage.
* MAINTAINERS
  - Add include/dt-bindings/iio/ to the main IIO entry.
* ad5380
  - Comment syntax fix.
* ad74413r
  - Call to for_each_set_bit_from(), with from value as 0 replaced.
* ad7768-1
  - Drop explicit setting of INDIO_BUFFER_TRIGGERED as now done by the core.
* adxl345
  - Fix wrong address in dt-binding example.
* adxl367
  - Drop extra update of FIFO watermark.
* at91-sama5d2
  - Limit requested watermark to the hwfifo size.
* bmg160, bme680
  - Typos
* cio-dac
  - Switch to iomap rather than direct use of ioports
* kxsd9
  - Replace CONFIG_PM guards with new PM macros that let the compiler
    cleanly remove the unused code and structures when !CONFIG_PM
* lsm6dsx
  - Use new pm_sleep_ptr() and EXPORT_SIMPLE_DEV_PM_OPS(). Then move
    to Namespace.
* meson_saradc - general cleanup.
  - Avoid attaching resources to iio_dev->dev
  - Use same struct device for all error messages
  - Convert to dev_err_probe() and use local struct device *dev to
    reduce code complexity.
  - Use devm_clk_get_optional() instead of hand rolling.
  - Use regmap_read_poll_timeout() instead of hand rolling.
* mma7660
  - Drop ACPI_PTR() use that is unhelpful.
* mpu3050
  - Stop exporting symbols not used outside of module
  - Switch to new DEFINE_RUNTIME_DEV_PM_OPS() macro and move to Namespace.
* ping
  - Typo fix
* qcom-spmi-rradc
  - Typo fix
* sc27xx
  - Convert to generic struct u32_fract
* srf08
  - Drop a redundant check on !val
* st_lsm6dsx
  - Limit the requested watermark to the hwfifo size.
* stm32-adc
  - Use generic_handle_domain_irq() instead of opencoding.
  - Fix handling of ADC disable.
* stm32-dac
  - Use str_enabled_disable() instead of open coding.
* stx104
  - Switch to iomap rather than direct use of ioports
* tsc2046
  - Drop explicit setting of INDIO_BUFFER_TRIGGERED as now done by the core.
* tsl2563
  - Replace flush_scheduled_work() with cancel_delayed_work_sync()
  - Replace cancel_delayed_work() with cancel_delayed_work_sync()
* vl53l0x
  - Make the VDD regulator optional by allowing a dummy regulator.

* tag 'iio-for-5.20a' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio: (244 commits)
  iio: adc: xilinx-xadc: Drop duplicate NULL check in xadc_parse_dt()
  iio: adc: xilinx-xadc: Make use of device properties
  iio: light: cm32181: Add PM support
  iio: adc: ad778-1: do not explicity set INDIO_BUFFER_TRIGGERED mode
  iio: adc: ti-tsc2046: do not explicity set INDIO_BUFFER_TRIGGERED mode
  iio: adc: stm32-adc: disable adc before calibration
  iio: adc: stm32-adc: make safe adc disable
  iio: dac: ad5380: align '*' each line and drop unneeded blank line
  iio: adc: qcom-spmi-rradc: Fix spelling mistake "coherrency" -> "coherency"
  iio: Don't use bare "unsigned"
  dt-bindings: iio: dac: mcp4922: expand for mcp4921 support
  iio: dac: mcp4922: add support to mcp4921
  iio: chemical: sps30: Move symbol exports into IIO_SPS30 namespace
  iio: pressure: bmp280: Move symbol exports to IIO_BMP280 namespace
  iio: imu: bmi160: Move exported symbols to IIO_BMI160 namespace
  iio: adc: stm32-adc: Use generic_handle_domain_irq()
  proximity: vl53l0x: Make VDD regulator actually optional
  MAINTAINERS: add include/dt-bindings/iio to IIO SUBSYSTEM AND DRIVERS
  dt-bindings: iio/accel: Fix adi,adxl345/6 example I2C address
  iio: gyro: bmg160: Fix typo in comment
  ...
2022-07-14 15:04:49 +02:00
Greg Kroah-Hartman
315f7e15c2 1st set of IIO fixes for the 5.19 cycle.
Most of these have been in next for a long time. Unfortunately there
 was one stray patch in the branch (wasn't a fix), so I've just rebased
 to remove that.
 
 * testing
   - Fix a missing MODULE_LICENSE() warning by restricting possible build
     configs.
 * Various drivers
   - Fix ordering of iio_get_trigger() being called before
     iio_trigger_register()
 * adi,admv1014
   - Fix dubious x & !y warning.
 * adi,axi-adc
   - Fix missing of_node_put() in error and normal paths.
 * aspeed,adc
   - Add missing of_node_put()
 * fsl,mma8452
   - Fix broken probing from device tree.
   - Drop check on return value of i2c write to device to cause reset as
     ACK will be missing (device reset before sending it).
 * fsl,vf610
   - Fix documentation of in_conversion_mode ABI.
 * iio-trig-sysfs
   - Ensure irq work has finished before freeing the trigger.
 * invensense,mpu3050
  - Disable regulators in error path.
 * invensense,icm42600
   - Fix collision of enum value of 0 with error path where 0 is no match.
 * renesas,rzg2l_Adc
   - Add missing fwnode_handle_put() in error path.
 * rescale
   - Fix a boolean logic bug for detection of raw + scale affecting an
     obscure corner case.
 * semtech,sx9324
   - Check return value of read of pin_defs
 * st,stm32-adc:
   - Fix interaction across ADC instances for some supported devices.
   - Drop false spurious IRQ messages.
   - Fix calibration value handling.  If we can't calibrate don't expose the
     vref_int channel.
   - Fix maximum clock rate for stm32pm15x
 * ti,ads131e08
   - Add missing fwnode_handle_put() in error paths.
 * xilinx,ams
   - Fix variable checked for error from platform_get_irq()
 * x-powers,axp288
   - Overide TS_PIN bias current for boards where it is not correctly
     initialized.
 * yamaha,yas530
   - Fix inverted check on calibration data being all zeros.
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Merge tag 'iio-fixes-for-5.19a' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into char-misc-next

Jonathan writes:

1st set of IIO fixes for the 5.19 cycle.

Most of these have been in next for a long time. Unfortunately there
was one stray patch in the branch (wasn't a fix), so I've just rebased
to remove that.

* testing
  - Fix a missing MODULE_LICENSE() warning by restricting possible build
    configs.
* Various drivers
  - Fix ordering of iio_get_trigger() being called before
    iio_trigger_register()
* adi,admv1014
  - Fix dubious x & !y warning.
* adi,axi-adc
  - Fix missing of_node_put() in error and normal paths.
* aspeed,adc
  - Add missing of_node_put()
* fsl,mma8452
  - Fix broken probing from device tree.
  - Drop check on return value of i2c write to device to cause reset as
    ACK will be missing (device reset before sending it).
* fsl,vf610
  - Fix documentation of in_conversion_mode ABI.
* iio-trig-sysfs
  - Ensure irq work has finished before freeing the trigger.
* invensense,mpu3050
 - Disable regulators in error path.
* invensense,icm42600
  - Fix collision of enum value of 0 with error path where 0 is no match.
* renesas,rzg2l_Adc
  - Add missing fwnode_handle_put() in error path.
* rescale
  - Fix a boolean logic bug for detection of raw + scale affecting an
    obscure corner case.
* semtech,sx9324
  - Check return value of read of pin_defs
* st,stm32-adc:
  - Fix interaction across ADC instances for some supported devices.
  - Drop false spurious IRQ messages.
  - Fix calibration value handling.  If we can't calibrate don't expose the
    vref_int channel.
  - Fix maximum clock rate for stm32pm15x
* ti,ads131e08
  - Add missing fwnode_handle_put() in error paths.
* xilinx,ams
  - Fix variable checked for error from platform_get_irq()
* x-powers,axp288
  - Overide TS_PIN bias current for boards where it is not correctly
    initialized.
* yamaha,yas530
  - Fix inverted check on calibration data being all zeros.

* tag 'iio-fixes-for-5.19a' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio: (26 commits)
  iio:proximity:sx9324: Check ret value of device_property_read_u32_array()
  iio: accel: mma8452: ignore the return value of reset operation
  iio: adc: stm32: fix maximum clock rate for stm32mp15x
  iio: adc: stm32: fix vrefint wrong calibration value handling
  iio: imu: inv_icm42600: Fix broken icm42600 (chip id 0 value)
  iio: adc: vf610: fix conversion mode sysfs node name
  iio: adc: adi-axi-adc: Fix refcount leak in adi_axi_adc_attach_client
  iio: test: fix missing MODULE_LICENSE for IIO_RESCALE=m
  iio:humidity:hts221: rearrange iio trigger get and register
  iio:chemical:ccs811: rearrange iio trigger get and register
  iio:accel:mxc4005: rearrange iio trigger get and register
  iio:accel:kxcjk-1013: rearrange iio trigger get and register
  iio:accel:bma180: rearrange iio trigger get and register
  iio: afe: rescale: Fix boolean logic bug
  iio: adc: aspeed: Fix refcount leak in aspeed_adc_set_trim_data
  iio: adc: stm32: Fix IRQs on STM32F4 by removing custom spurious IRQs message
  iio: adc: stm32: Fix ADCs iteration in irq handler
  iio: adc: ti-ads131e08: add missing fwnode_handle_put() in ads131e08_alloc_channels()
  iio: adc: rzg2l_adc: add missing fwnode_handle_put() in rzg2l_adc_parse_properties()
  iio: trigger: sysfs: fix use-after-free on remove
  ...
2022-06-20 09:49:52 +02:00
Antoniu Miclaus
6f6bd75919 iio: freq: admv1014: Fix warning about dubious x & !y and improve readability
The warning comes from __BF_FIELD_CHECK()
specifically

BUILD_BUG_ON_MSG(__builtin_constant_p(_val) ?		\
		 ~((_mask) >> __bf_shf(_mask)) & (_val) : 0, \
		 _pfx "value too large for the field"); \

The code was using !(enum value) which is not particularly easy to follow
so replace that with explicit matching and use of ? 0 : 1; or ? 1 : 0;
to improve readability.

Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Link: https://lore.kernel.org/r/20220511090006.90502-1-antoniu.miclaus@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2022-06-19 17:22:48 +01:00
Jonathan Cameron
9a5b11884c iio: frequency: adrf6780: Fix alignment for DMA safety
____cacheline_aligned is an insufficient guarantee for non-coherent DMA
on platforms with 128 byte cachelines above L1.  Switch to the updated
IIO_DMA_MINALIGN definition.

Fixes: 63aaf6d06d ("iio: frequency: adrf6780: add support for ADRF6780")
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Antoniu Miclaus <antoniu.miclaus@analog.com>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20220508175712.647246-72-jic23@kernel.org
2022-06-14 11:53:18 +01:00
Jonathan Cameron
f890aaac77 iio: frequency: admv4420: Fix alignment for DMA safety
____cacheline_aligned is an insufficient guarantee for non-coherent DMA
on platforms with 128 byte cachelines above L1.  Switch to the updated
IIO_DMA_MINALIGN definition.

Fixes: b59c041559 ("iio: frequency: admv4420.c: Add support for ADMV4420")
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20220508175712.647246-71-jic23@kernel.org
2022-06-14 11:53:18 +01:00
Jonathan Cameron
a3e38a557a iio: frequency: admv1014: Fix alignment for DMA safety
____cacheline_aligned is an insufficient guarantee for non-coherent DMA
on platforms with 128 byte cachelines above L1.  Switch to the updated
IIO_DMA_MINALIGN definition.

Fixes: f4eb9ac784 ("iio: frequency: admv1014: add support for ADMV1014")
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Antoniu Miclaus <antoniu.miclaus@analog.com>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20220508175712.647246-70-jic23@kernel.org
2022-06-14 11:53:18 +01:00
Jonathan Cameron
b3f3f8d264 iio: frequency: admv1013: Fix alignment for DMA safety
____cacheline_aligned is an insufficient guarantee for non-coherent DMA
on platforms with 128 byte cachelines above L1.  Switch to the updated
IIO_DMA_MINALIGN definition.

Fixes: da35a7b526 ("iio: frequency: admv1013: add support for ADMV1013")
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Antoniu Miclaus <antoniu.miclaus@analog.com>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20220508175712.647246-69-jic23@kernel.org
2022-06-14 11:53:18 +01:00
Jonathan Cameron
0bb5675bef iio: frequency: adf4371: Fix alignment for DMA safety
____cacheline_aligned is an insufficient guarantee for non-coherent DMA
on platforms with 128 byte cachelines above L1.  Switch to the updated
IIO_DMA_MINALIGN definition.

Fixes: 7f699bd149 ("iio: frequency: adf4371: Add support for ADF4371 PLL")
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20220508175712.647246-68-jic23@kernel.org
2022-06-14 11:53:17 +01:00
Jonathan Cameron
389b8972eb iio: frequency: adf4350: Fix alignment for DMA safety
____cacheline_aligned is an insufficient guarantee for non-coherent DMA
on platforms with 128 byte cachelines above L1.  Switch to the updated
IIO_DMA_MINALIGN definition.

Updated help text to 'may' require buffers to be in their own cacheline.

Fixes: e31166f0fd ("iio: frequency: New driver for Analog Devices ADF4350/ADF4351 Wideband Synthesizers")
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20220508175712.647246-67-jic23@kernel.org
2022-06-14 11:53:17 +01:00
Jonathan Cameron
8ff2eb625c iio: frequency: ad9523: Fix alignment for DMA safety
____cacheline_aligned is an insufficient guarantee for non-coherent DMA
on platforms with 128 byte cachelines above L1.  Switch to the updated
IIO_DMA_MINALIGN definition.

Updated help text to 'may' require buffers to be in their own cacheline.

Fixes: cd1678f963 ("iio: frequency: New driver for AD9523 SPI Low Jitter Clock Generator")
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20220508175712.647246-66-jic23@kernel.org
2022-06-14 11:53:17 +01:00
Lars-Peter Clausen
74f582ec12 iio: Replace strtobool() with kstrtobool()
strtobool() is deprecated and just a wrapper around kstrtobool().Replace
it with kstrtobool() so the deprecated function can be removed eventually.

Suggested-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Link: https://lore.kernel.org/r/20220409105812.2113895-1-lars@metafoo.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2022-04-28 19:22:54 +01:00
Linus Torvalds
02e2af20f4 Char/Misc and other driver updates for 5.18-rc1
Here is the big set of char/misc and other small driver subsystem
 updates for 5.18-rc1.
 
 Included in here are merges from driver subsystems which contain:
 	- iio driver updates and new drivers
 	- fsi driver updates
 	- fpga driver updates
 	- habanalabs driver updates and support for new hardware
 	- soundwire driver updates and new drivers
 	- phy driver updates and new drivers
 	- coresight driver updates
 	- icc driver updates
 
 Individual changes include:
 	- mei driver updates
 	- interconnect driver updates
 	- new PECI driver subsystem added
 	- vmci driver updates
 	- lots of tiny misc/char driver updates
 
 There will be two merge conflicts with your tree, one in MAINTAINERS
 which is obvious to fix up, and one in drivers/phy/freescale/Kconfig
 which also should be easy to resolve.
 
 All of these have been in linux-next for a while with no reported
 problems.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char/misc and other driver updates from Greg KH:
 "Here is the big set of char/misc and other small driver subsystem
  updates for 5.18-rc1.

  Included in here are merges from driver subsystems which contain:

   - iio driver updates and new drivers

   - fsi driver updates

   - fpga driver updates

   - habanalabs driver updates and support for new hardware

   - soundwire driver updates and new drivers

   - phy driver updates and new drivers

   - coresight driver updates

   - icc driver updates

  Individual changes include:

   - mei driver updates

   - interconnect driver updates

   - new PECI driver subsystem added

   - vmci driver updates

   - lots of tiny misc/char driver updates

  All of these have been in linux-next for a while with no reported
  problems"

* tag 'char-misc-5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (556 commits)
  firmware: google: Properly state IOMEM dependency
  kgdbts: fix return value of __setup handler
  firmware: sysfb: fix platform-device leak in error path
  firmware: stratix10-svc: add missing callback parameter on RSU
  arm64: dts: qcom: add non-secure domain property to fastrpc nodes
  misc: fastrpc: Add dma handle implementation
  misc: fastrpc: Add fdlist implementation
  misc: fastrpc: Add helper function to get list and page
  misc: fastrpc: Add support to secure memory map
  dt-bindings: misc: add fastrpc domain vmid property
  misc: fastrpc: check before loading process to the DSP
  misc: fastrpc: add secure domain support
  dt-bindings: misc: add property to support non-secure DSP
  misc: fastrpc: Add support to get DSP capabilities
  misc: fastrpc: add support for FASTRPC_IOCTL_MEM_MAP/UNMAP
  misc: fastrpc: separate fastrpc device from channel context
  dt-bindings: nvmem: brcm,nvram: add basic NVMEM cells
  dt-bindings: nvmem: make "reg" property optional
  nvmem: brcm_nvram: parse NVRAM content into NVMEM cells
  nvmem: dt-bindings: Fix the error of dt-bindings check
  ...
2022-03-28 12:27:35 -07:00
Linus Torvalds
ad9c6ee642 spi: Updates for v5.18
The overwhelming bulk of this pull request is a change from Uwe
 Kleine-König which changes the return type of the remove() function to
 void as part of some wider work he's doing to do this for all bus types,
 causing updates to most SPI device drivers.  The branch with that on has
 been cross merged with a couple of other trees which added new SPI
 drivers this cycle, I'm not expecting any build issues resulting from
 the change.
 
 Otherwise it's been a relatively quiet release with some new device
 support, a few minor features and the welcome completion of the
 conversion of the subsystem to use GPIO descriptors rather than numbers:
 
  - Change return type of remove() to void.
  - Completion of the conversion of SPI controller drivers to use GPIO
    descriptors rather than numbers.
  - Quite a few DT schema conversions.
  - Support for multiple SPI devices on a bus in ACPI systems.
  - Big overhaul of the PXA2xx SPI driver.
  - Support for AMD AMDI0062, Intel Raptor Lake, Mediatek MT7986 and
    MT8186, nVidia Tegra210 and Tegra234, Renesas RZ/V2L, Tesla FSD and
    Sunplus SP7021.
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Merge tag 'spi-v5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi

Pull spi updates from Mark Brown:
 "The overwhelming bulk of this pull request is a change from Uwe
  Kleine-König which changes the return type of the remove() function to
  void as part of some wider work he's doing to do this for all bus
  types, causing updates to most SPI device drivers. The branch with
  that on has been cross merged with a couple of other trees which added
  new SPI drivers this cycle, I'm not expecting any build issues
  resulting from the change.

  Otherwise it's been a relatively quiet release with some new device
  support, a few minor features and the welcome completion of the
  conversion of the subsystem to use GPIO descriptors rather than
  numbers:

   - Change return type of remove() to void.

   - Completion of the conversion of SPI controller drivers to use GPIO
     descriptors rather than numbers.

   - Quite a few DT schema conversions.

   - Support for multiple SPI devices on a bus in ACPI systems.

   - Big overhaul of the PXA2xx SPI driver.

   - Support for AMD AMDI0062, Intel Raptor Lake, Mediatek MT7986 and
     MT8186, nVidia Tegra210 and Tegra234, Renesas RZ/V2L, Tesla FSD and
     Sunplus SP7021"

[ And this is obviously where that spi change that snuck into the
  regulator tree _should_ have been :^]

* tag 'spi-v5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi: (124 commits)
  spi: fsi: Implement a timeout for polling status
  spi: Fix erroneous sgs value with min_t()
  spi: tegra20: Use of_device_get_match_data()
  spi: mediatek: add ipm design support for MT7986
  spi: Add compatible for MT7986
  spi: sun4i: fix typos in comments
  spi: mediatek: support tick_delay without enhance_timing
  spi: Update clock-names property for arm pl022
  spi: rockchip-sfc: fix platform_get_irq.cocci warning
  spi: s3c64xx: Add spi port configuration for Tesla FSD SoC
  spi: dt-bindings: samsung: Add fsd spi compatible
  spi: topcliff-pch: Prevent usage of potentially stale DMA device
  spi: tegra210-quad: combined sequence mode
  spi: tegra210-quad: add acpi support
  spi: npcm-fiu: Fix typo ("npxm")
  spi: Fix Tegra QSPI example
  spi: qup: replace spin_lock_irqsave by spin_lock in hard IRQ
  spi: cadence: fix platform_get_irq.cocci warning
  spi: Update NXP Flexspi maintainer details
  dt-bindings: mfd: maxim,max77802: Convert to dtschema
  ...
2022-03-21 18:33:57 -07:00
Greg Kroah-Hartman
cc6ce5ac2c First set of new device support, fixes, cleanups and features for IIO in 5.18
This cycle we had quite a few series that applied similar changes
 to lots of drivers. To keep this description manageable I have
 called those out in their own section rather than per driver.
 
 Particularly pleased to see the long running AFE precision series
 going in this cycle.
 
 Series includes some late breaking fixes.
 
 New device support
 * adi,ada4250 amplifier
   - New driver and dt bindings for this programmable gain amplifier.
 * adi,admv1014 microwave down-converter
   - New driver, dt bindings and some device specific ABI that
     may be generalized as more drivers for devices similar to this
     are added.
 * adi,admv4420 K Band down-converter.
   - New driver and dt bindings.
 * adi,adxl367 accelerometer driver.
   - New driver, dt-bindings + some new IIO ABI definitions to support
     reference magnitude events where an estimate of the acceleration
     due to gravity has been removed.
   - A few fixes as follow up patches.
 * adi,ltc2688 DAC with toggle and dither modes.
   - New driver and bindings. Includes some new driver specific (for now)
     ABI for handling toggle mode and the addition of a dither waveform to
     the DAC output.
 * AFE (analog front end) add support for additional types of analog device
   in front of an ADC.
   - RTD temperature sensors with dt bindings.
   - Temperature transducers wit dt bindings.
   - Related cleanup and features listed in other sections below.
 * maxim,ds3502 potentiometer.
   - Add support to ds1803 driver which required significant rework.
 * mediatek,mt2701-auxadc driver
   - Add mediatek,mt8186-auxadc - id table and chip specific info only.
 * semtech,sx9324, semtech,ax9360
   - Substantial refactoring of sx9310 to extract core logic for reuse
     into a separate module
   - New driver using this supporting sx9324 proximity sensors.
   - New driver using this supporting sx9360 proximity sensors.
 * silan,sc7a20
   - Compatible with the st,lis2dh (or nearly anyway) so add ID and
     chip specific info to enable support. Also silan vendor ID added
     for dt-bindings.
 
 Staging graduation
 * adi,ad7280a monitoring ADC for stacked lithium-ion batteries in
   electric cars and similar.
   - Substantial rework of driver required to bring inline with current
     IIO best practice. An unusual device in IIO so some interesting features
     we may see more of in future.
 
 Multiple driver/core cleanup
 - Use sysfs_emit() in simple locations where there is no path to change
   to various core created attributes.
 - Trivial white space fixes around inconsistency between space after { and
   before } in id tables.
 - Introduce new handling for fractional types to avoid repeated similar
   implementations. Use this in 3 drivers. Note this is also targeted
   at future use in the AFE driver and was motivated by discussions
   around the precision related work on that driver.
 - of related header cleanups - drop of*.h and add mod_devicetable.h as
   appropriate.
 - Move a number of symbol exports into IIO_* namespaces.  Two categories,
   1) Library used by multiple drivers e.g. st_sensors
   2) Core driver module exporting functions used by bus specific modules.
   A few related cleanups in this set.
 - Switch from CONFIG_PM_* guards to new DEFINE_SIMPLE_DEV_PM_OPS() and
   similar to simplify drivers and take advantage of these new macros
   allowing the compiler to do the job or removing unused code without
   the need for __maybe_unused markings. Conversion of other drivers to
   these new macros ongoing.
 
 Features
 * adi,adf4350
   - Switch from of specific to generic device properties enabling use with
     other firmware types.
 * adi,adx345
   - Switch from of specific to generic device properties.
   - Add ACPI ID ADS0345
   - Related driver cleanup.
 * adi,hmc425a
   - Switch from of specific to generic device properties.
 * afe analog rescaler driver
   - Wider range of types supported for scale.
   - Support offset.
   - Kunit tests.
 * atlas,ezo-sensor
   - Convert from of to device properties.
 * fsl,mma8452
   - Support mount matrix.
 * infineon,dps310:
   - Add ACPI ID IFX3100.
 * invensense,mpu6050
   - Convert to generic device properties.
 * maxim,ds1803
   - Add out_raw_available before supporting more devices.
   - Convert from of specific to device properties.
 * samsung,ssp_sensors
   - Convert from of specific to device properties.
 * st,stm32-timer trigger
   - Convert from of specific to device properties.
 * ti,hdc101x
   - Add ACPI ID TXNW1010.
 * ti,tsc2046:
   - Add read_raw support to enable use of iio_hwmon and similar.
 
 Fixes / cleanup.
 * mailmap
   - Update for Cai Huoqing
 * MAINTAINERS
   - Fix Analog Devices related links.
   - Add entry for ADRF6780
   - Add entry for ADMV1013
   - Add entry for AD7293
   - Add entry for ADMV8818
   - Update files listed for adis-lib
 * iio core:
   - Fix wrong comment about current_mode being something a driver should
     ever access.
   - Use struct_size() rather than open coding in industrialio-hw-consumer
 * adi,axl355
   - Use units.h definitions instead of local versions.
 * adi,adis-lib
   - Simplify *updated_bits() macro
   - Whitespace cleanup.
 * afe - Note many of these fixes only apply to particular configurations
   so the problems have probably not been seen in the wild, but will be
   visible with new usecases enabled this cycle.
   - Fix application of consumer scale for IIO_VAL_INT.
   - Apply a scale of 1 when no scale is provided.
   - Make best effort to establish a valid offset value for fractional
     cases.
   - Use s64 for scale calculations where parameters may be signed.
   - Tidy up include order.
   - Improve accuracy for small fractional sales
   - Reduce risk of integer overflow.
 * ams,as3935
   - Use devm_delayed_work_autocancel() to replace open coded equivalent.
 * aspeed,adc
   - Fix wrong use of divider flag.
 * atmel,sama5d2-adc
   - Relax atmel,trigger-edge-type to optional.
   - Drop Ludovic Desroches from listed maintainers of the dt-binding
     inline with previous MAINTAINERS entry update.
 * fsl,mma8452
   - Fix probing when i2c_device_id used.
   - dev_get_drvdata() on the iio_dev->dev, no longer returns iio_dev.
     Use dev_to_iio_dev() instead. Note the original path in here
     worked more by luck than design.
 * invensense,mpu6050
   - Drop ACPI_PTR() protection to avoid an unused warning.
   - Use fact ACPI_COMPANION() returns null when ACPI_HANDLE() does to
     simplify handling.
 * motorola,cpcap-adc
   - Drop unused assignment.
 * qcom,spmi-adc
   - Fix wrong example of 'reg' in binding document.
 * renesas,rzg2l-adc
   - Trivial typo fix.
 * semtech,sx9360
   - Fix wrong register handling for event generation.
 * st_sensors
   - Allow manual disabling of I2C or SPI module if not needed for a particular
     board. Default is still to enable the bus specific module if
     appropriate bus is supported.
 * st,lsm6dsx
   - dev_get_drvdata() on the iio_dev->dev, no longer returns iio_dev.
     Use dev_to_iio_dev() instead.
 * ti,palmas-gpadc
   - Split the interrupt fields in the dt-binding example
 * ti,tsc2046
   - Rework state machine to improve readability after recent debugging of
     an issue fixed elsewhere.
   - Add a sanity check to avoid very large memory allocations if a crazy
     delay is specified.
 * ti,twl6030
   - Add error handling if devm_request_threaded_irq() fails.
 * xilinx,ams
   - Use devm_delayed_work_autocancel() instead of open coding equivalent.
   - Fix missing required clock entry in dt-binding.
   - Fix miss counting of channels resulting in ps channels not
     being enabled.
   - Fix incorrect values written to sequencer registers.
   - Fix sequence for single channel reading.
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Merge tag 'iio-for-5.18a' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into char-misc-next

Jonathan writes:

First set of new device support, fixes, cleanups and features for IIO in 5.18

This cycle we had quite a few series that applied similar changes
to lots of drivers. To keep this description manageable I have
called those out in their own section rather than per driver.

Particularly pleased to see the long running AFE precision series
going in this cycle.

Series includes some late breaking fixes.

New device support
* adi,ada4250 amplifier
  - New driver and dt bindings for this programmable gain amplifier.
* adi,admv1014 microwave down-converter
  - New driver, dt bindings and some device specific ABI that
    may be generalized as more drivers for devices similar to this
    are added.
* adi,admv4420 K Band down-converter.
  - New driver and dt bindings.
* adi,adxl367 accelerometer driver.
  - New driver, dt-bindings + some new IIO ABI definitions to support
    reference magnitude events where an estimate of the acceleration
    due to gravity has been removed.
  - A few fixes as follow up patches.
* adi,ltc2688 DAC with toggle and dither modes.
  - New driver and bindings. Includes some new driver specific (for now)
    ABI for handling toggle mode and the addition of a dither waveform to
    the DAC output.
* AFE (analog front end) add support for additional types of analog device
  in front of an ADC.
  - RTD temperature sensors with dt bindings.
  - Temperature transducers wit dt bindings.
  - Related cleanup and features listed in other sections below.
* maxim,ds3502 potentiometer.
  - Add support to ds1803 driver which required significant rework.
* mediatek,mt2701-auxadc driver
  - Add mediatek,mt8186-auxadc - id table and chip specific info only.
* semtech,sx9324, semtech,ax9360
  - Substantial refactoring of sx9310 to extract core logic for reuse
    into a separate module
  - New driver using this supporting sx9324 proximity sensors.
  - New driver using this supporting sx9360 proximity sensors.
* silan,sc7a20
  - Compatible with the st,lis2dh (or nearly anyway) so add ID and
    chip specific info to enable support. Also silan vendor ID added
    for dt-bindings.

Staging graduation
* adi,ad7280a monitoring ADC for stacked lithium-ion batteries in
  electric cars and similar.
  - Substantial rework of driver required to bring inline with current
    IIO best practice. An unusual device in IIO so some interesting features
    we may see more of in future.

Multiple driver/core cleanup
- Use sysfs_emit() in simple locations where there is no path to change
  to various core created attributes.
- Trivial white space fixes around inconsistency between space after { and
  before } in id tables.
- Introduce new handling for fractional types to avoid repeated similar
  implementations. Use this in 3 drivers. Note this is also targeted
  at future use in the AFE driver and was motivated by discussions
  around the precision related work on that driver.
- of related header cleanups - drop of*.h and add mod_devicetable.h as
  appropriate.
- Move a number of symbol exports into IIO_* namespaces.  Two categories,
  1) Library used by multiple drivers e.g. st_sensors
  2) Core driver module exporting functions used by bus specific modules.
  A few related cleanups in this set.
- Switch from CONFIG_PM_* guards to new DEFINE_SIMPLE_DEV_PM_OPS() and
  similar to simplify drivers and take advantage of these new macros
  allowing the compiler to do the job or removing unused code without
  the need for __maybe_unused markings. Conversion of other drivers to
  these new macros ongoing.

Features
* adi,adf4350
  - Switch from of specific to generic device properties enabling use with
    other firmware types.
* adi,adx345
  - Switch from of specific to generic device properties.
  - Add ACPI ID ADS0345
  - Related driver cleanup.
* adi,hmc425a
  - Switch from of specific to generic device properties.
* afe analog rescaler driver
  - Wider range of types supported for scale.
  - Support offset.
  - Kunit tests.
* atlas,ezo-sensor
  - Convert from of to device properties.
* fsl,mma8452
  - Support mount matrix.
* infineon,dps310:
  - Add ACPI ID IFX3100.
* invensense,mpu6050
  - Convert to generic device properties.
* maxim,ds1803
  - Add out_raw_available before supporting more devices.
  - Convert from of specific to device properties.
* samsung,ssp_sensors
  - Convert from of specific to device properties.
* st,stm32-timer trigger
  - Convert from of specific to device properties.
* ti,hdc101x
  - Add ACPI ID TXNW1010.
* ti,tsc2046:
  - Add read_raw support to enable use of iio_hwmon and similar.

Fixes / cleanup.
* mailmap
  - Update for Cai Huoqing
* MAINTAINERS
  - Fix Analog Devices related links.
  - Add entry for ADRF6780
  - Add entry for ADMV1013
  - Add entry for AD7293
  - Add entry for ADMV8818
  - Update files listed for adis-lib
* iio core:
  - Fix wrong comment about current_mode being something a driver should
    ever access.
  - Use struct_size() rather than open coding in industrialio-hw-consumer
* adi,axl355
  - Use units.h definitions instead of local versions.
* adi,adis-lib
  - Simplify *updated_bits() macro
  - Whitespace cleanup.
* afe - Note many of these fixes only apply to particular configurations
  so the problems have probably not been seen in the wild, but will be
  visible with new usecases enabled this cycle.
  - Fix application of consumer scale for IIO_VAL_INT.
  - Apply a scale of 1 when no scale is provided.
  - Make best effort to establish a valid offset value for fractional
    cases.
  - Use s64 for scale calculations where parameters may be signed.
  - Tidy up include order.
  - Improve accuracy for small fractional sales
  - Reduce risk of integer overflow.
* ams,as3935
  - Use devm_delayed_work_autocancel() to replace open coded equivalent.
* aspeed,adc
  - Fix wrong use of divider flag.
* atmel,sama5d2-adc
  - Relax atmel,trigger-edge-type to optional.
  - Drop Ludovic Desroches from listed maintainers of the dt-binding
    inline with previous MAINTAINERS entry update.
* fsl,mma8452
  - Fix probing when i2c_device_id used.
  - dev_get_drvdata() on the iio_dev->dev, no longer returns iio_dev.
    Use dev_to_iio_dev() instead. Note the original path in here
    worked more by luck than design.
* invensense,mpu6050
  - Drop ACPI_PTR() protection to avoid an unused warning.
  - Use fact ACPI_COMPANION() returns null when ACPI_HANDLE() does to
    simplify handling.
* motorola,cpcap-adc
  - Drop unused assignment.
* qcom,spmi-adc
  - Fix wrong example of 'reg' in binding document.
* renesas,rzg2l-adc
  - Trivial typo fix.
* semtech,sx9360
  - Fix wrong register handling for event generation.
* st_sensors
  - Allow manual disabling of I2C or SPI module if not needed for a particular
    board. Default is still to enable the bus specific module if
    appropriate bus is supported.
* st,lsm6dsx
  - dev_get_drvdata() on the iio_dev->dev, no longer returns iio_dev.
    Use dev_to_iio_dev() instead.
* ti,palmas-gpadc
  - Split the interrupt fields in the dt-binding example
* ti,tsc2046
  - Rework state machine to improve readability after recent debugging of
    an issue fixed elsewhere.
  - Add a sanity check to avoid very large memory allocations if a crazy
    delay is specified.
* ti,twl6030
  - Add error handling if devm_request_threaded_irq() fails.
* xilinx,ams
  - Use devm_delayed_work_autocancel() instead of open coding equivalent.
  - Fix missing required clock entry in dt-binding.
  - Fix miss counting of channels resulting in ps channels not
    being enabled.
  - Fix incorrect values written to sequencer registers.
  - Fix sequence for single channel reading.

* tag 'iio-for-5.18a' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio: (245 commits)
  iio: adc: xilinx-ams: Fix single channel switching sequence
  iio: adc: xilinx-ams: Fixed wrong sequencer register settings
  iio: adc: xilinx-ams: Fixed missing PS channels
  dt-bindings: iio: adc: zynqmp_ams: Add clock entry
  iio: accel: mma8452: use the correct logic to get mma8452_data
  iio: adc: aspeed: Add divider flag to fix incorrect voltage reading.
  iio: imu: st_lsm6dsx: use dev_to_iio_dev() to get iio_dev struct
  dt-bindings: iio: Add ltc2688 documentation
  iio: ABI: add ABI file for the LTC2688 DAC
  iio: dac: add support for ltc2688
  dt-bindings: iio: afe: add bindings for temperature transducers
  dt-bindings: iio: afe: add bindings for temperature-sense-rtd
  iio: afe: rescale: add temperature transducers
  iio: afe: rescale: add RTD temperature sensor support
  iio: test: add basic tests for the iio-rescale driver
  iio: afe: rescale: reduce risk of integer overflow
  iio: afe: rescale: fix accuracy for small fractional scales
  iio: afe: rescale: add offset support
  iio: afe: rescale: add INT_PLUS_{MICRO,NANO} support
  iio: afe: rescale: expose scale processing function
  ...
2022-03-18 12:41:32 +01:00
Cristian Pop
b59c041559 iio: frequency: admv4420.c: Add support for ADMV4420
Add support for K Band Downconverter with Integrated
Fractional-N PLL and VCO.
More info:
https://www.analog.com/en/products/admv4420.html

Signed-off-by: Cristian Pop <cristian.pop@analog.com>
Link: https://lore.kernel.org/r/20220223130808.13352-2-cristian.pop@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2022-02-27 12:16:49 +00:00
Antoniu Miclaus
f4eb9ac784 iio: frequency: admv1014: add support for ADMV1014
The ADMV1014 is a silicon germanium (SiGe), wideband,
microwave downconverter optimized for point to point microwave
radio designs operating in the 24 GHz to 44 GHz frequency range.

Datasheet: https://www.analog.com/media/en/technical-documentation/data-sheets/ADMV1014.pdf
Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Link: https://lore.kernel.org/r/20220215081216.67706-1-antoniu.miclaus@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2022-02-21 19:33:06 +00:00
Uwe Kleine-König
a0386bba70
spi: make remove callback a void function
The value returned by an spi driver's remove function is mostly ignored.
(Only an error message is printed if the value is non-zero that the
error is ignored.)

So change the prototype of the remove function to return no value. This
way driver authors are not tempted to assume that passing an error to
the upper layer is a good idea. All drivers are adapted accordingly.
There is no intended change of behaviour, all callbacks were prepared to
return 0 before.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Acked-by: Marc Kleine-Budde <mkl@pengutronix.de>
Acked-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Jérôme Pouiller <jerome.pouiller@silabs.com>
Acked-by: Miquel Raynal <miquel.raynal@bootlin.com>
Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: Claudius Heine <ch@denx.de>
Acked-by: Stefan Schmidt <stefan@datenfreihafen.org>
Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org> # For MMC
Acked-by: Marcus Folkesson <marcus.folkesson@gmail.com>
Acked-by: Łukasz Stelmach <l.stelmach@samsung.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Link: https://lore.kernel.org/r/20220123175201.34839-6-u.kleine-koenig@pengutronix.de
Signed-off-by: Mark Brown <broonie@kernel.org>
2022-02-09 13:00:45 +00:00
Andy Shevchenko
130650e836 iio: frequency: adf4350: Make use of device properties
Convert the module to be property provider agnostic and allow
it to be used on non-OF platforms.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20220203110006.4291-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2022-02-06 15:21:32 +00:00
Muhammad Usama Anjum
a1cba0e2de iio: frequency: admv1013: remove the always true condition
unsigned int variable is always greater than or equal to zero. Make the
if condition simple.

Signed-off-by: Muhammad Usama Anjum <usama.anjum@collabora.com>
Fixes: da35a7b526 ("iio: frequency: admv1013: add support for ADMV1013")
Link: https://lore.kernel.org/r/YdS3gJYtECMaDDjA@debian-BULLSEYE-live-builder-AMD64
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2022-01-30 11:50:16 +00:00
Lars-Peter Clausen
48788715ac iio: ad9523: Use sysfs_emit()
sysfs_emit() is preferred over raw s*printf() for sysfs attributes since it
knows about the sysfs buffer specifics and has some built-in checks for
size and alignment.

Use sysfs_emit() to format the custom device attributes of the ad9523
driver.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Link: https://lore.kernel.org/r/20211216185217.1054495-5-lars@metafoo.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2022-01-23 18:03:36 +00:00
Jonathan Cameron
9ccac0d047 iio:frequency:admv1013: White space cleanup of spacing around {} in id tables
The spacing was inconsistent with a space after the { but not
before the }. Tidy this up to avoid providing a bad example to copy into
new drivers.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Antoniu Miclaus <antoniu.miclaus@analog.com>
Reviewed-by: Gwendal Grignou <gwendal@chromium.org>
Link: https://lore.kernel.org/r/20211230174911.78291-11-jic23@kernel.org
2022-01-23 18:03:34 +00:00
Antoniu Miclaus
da35a7b526 iio: frequency: admv1013: add support for ADMV1013
The ADMV1013 is a wideband, microwave upconverter optimized
for point to point microwave radio designs operating in the
24 GHz to 44 GHz radio frequency (RF) range.

Datasheet:
https://www.analog.com/media/en/technical-documentation/data-sheets/ADMV1013.pdf

Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Link: https://lore.kernel.org/r/20211221112206.97066-1-antoniu.miclaus@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-12-23 11:53:48 +00:00
Nathan Chancellor
7b473ae754 iio: frequency: adrf6780: Fix adrf6780_spi_{read,write}()
Clang warns:

drivers/iio/frequency/adrf6780.c:117:1: error: all paths through this
function will call itself [-Werror,-Winfinite-recursion]
{
^
drivers/iio/frequency/adrf6780.c:138:1: error: all paths through this
function will call itself [-Werror,-Winfinite-recursion]
{
^
2 errors generated.

The underscore variants should be used here.

Link: https://github.com/ClangBuiltLinux/linux/issues/1490
Fixes: 63aaf6d06d ("iio: frequency: adrf6780: add support for ADRF6780")
Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Nathan Chancellor <nathan@kernel.org>
Link: https://lore.kernel.org/r/20211022195656.1513147-1-nathan@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-10-24 13:14:26 +02:00
Antoniu Miclaus
63aaf6d06d iio: frequency: adrf6780: add support for ADRF6780
The ADRF6780 is a silicon germanium (SiGe) design, wideband,
microwave upconverter optimized for point to point microwave
radio designs operating in the 5.9 GHz to 23.6 GHz frequency
range.

Datasheet:
https://www.analog.com/media/en/technical-documentation/data-sheets/ADRF6780.pdf

Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Link: https://lore.kernel.org/r/20211021113244.56936-1-antoniu.miclaus@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-21 21:00:59 +01:00