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Add support for MAXIMUS VI HERO.
Signed-off-by: pkarc <ivanchojara@gmail.com>
Signed-off-by: Eugene Shalygin <eugene.shalygin@gmail.com>
Link: https://lore.kernel.org/r/20250503230020.1005801-1-eugene.shalygin@gmail.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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For historic reasons there are some TSC-related functions in the
<asm/msr.h> header, even though there's an <asm/tsc.h> header.
To facilitate the relocation of rdtsc{,_ordered}() from <asm/msr.h>
to <asm/tsc.h> and to eventually eliminate the inclusion of
<asm/msr.h> in <asm/tsc.h>, add an explicit <asm/msr.h> dependency
to the source files that reference definitions from <asm/msr.h>.
[ mingo: Clarified the changelog. ]
Signed-off-by: Xin Li (Intel) <xin@zytor.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Dave Hansen <dave.hansen@linux.intel.com>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Juergen Gross <jgross@suse.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Kees Cook <keescook@chromium.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Uros Bizjak <ubizjak@gmail.com>
Link: https://lore.kernel.org/r/20250501054241.1245648-1-xin@zytor.com
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The maple tree register cache is based on a much more modern data structure
than the rbtree cache and makes optimisation choices which are probably
more appropriate for modern systems than those made by the rbtree cache.
Signed-off-by: Bo Liu <liubo03@inspur.com>
Link: https://lore.kernel.org/r/20250424010829.2610-1-liubo03@inspur.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Prevent a potential invalid memory access when the requested sensor
is not found.
find_ec_sensor_index() may return a negative value (e.g. -ENOENT),
but its result was used without checking, which could lead to
undefined behavior when passed to get_sensor_info().
Add a proper check to return -EINVAL if sensor_index is negative.
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Fixes: d0ddfd241e57 ("hwmon: (asus-ec-sensors) add driver for ASUS EC")
Signed-off-by: Alexei Safin <a.safin@rosa.ru>
Link: https://lore.kernel.org/r/20250424202654.5902-1-a.safin@rosa.ru
[groeck: Return error code returned from find_ec_sensor_index]
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Board and chipset information is from LibreHardwareMonitor [1].
[1] https://github.com/LibreHardwareMonitor/LibreHardwareMonitor
Signed-off-by: Daniel Grainger <dagr@live.ca>
Signed-off-by: Eugene Shalygin <eugene.shalygin@gmail.com>
Link: https://lore.kernel.org/r/20250501132009.726742-1-eugene.shalygin@gmail.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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The EC of OneXPlayer devices used to only control the fan. This is no
longer the case, with the EC of OneXPlayer gaining additional
functionality (turbo button, turbo led, battery controls).
As it will be beneficial from a complexity perspective to retain this
driver as a single unit, move it out of hwmon, and into platform/x86.
Also, remove the hwmon documentation to prepare moving it to
Documentation/ABI/.
While at it, add myself to the maintainer's file.
Acked-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Thomas Weißschuh <linux@weissschuh.net>
Reviewed-by: Derek J. Clark <derekjohn.clark@gmail.com>
Signed-off-by: Antheas Kapenekakis <lkml@antheas.dev>
Link: https://lore.kernel.org/r/20250425111821.88746-4-lkml@antheas.dev
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
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Currently, the driver only has the F1 OneXFly variant, which was based
on the 7000 AMD platform. Add its special editions: F1 EVA-01, F1 OLED.
F1 OLED might have been a dev unit, but it is supported by OneXConsole
with the same features so add it. Then add the F1L variant which is
based on the 8000 AMD platform and the F1Pro and its special edition
EVA-02.
One might ask why not just fuzzy match. Well, EVA-02 is a variant of
F1Pro which is a Strix Point handheld, but does not have F1Pro in its
name. This makes it risky to fuzzy match, as special variants in the
future from different platforms might not have the same feature set
or registers.
By happenstance, all current devices use the same registers. For the
charge limitting feature on this series, only F1Pro/X1 (AMD) were
released with it, but OneXPlayer is providing bios updates for F1, F1L,
X1 Mini units that use the same register, so treat all of them the same.
Acked-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Thomas Weißschuh <linux@weissschuh.net>
Reviewed-by: Derek J. Clark <derekjohn.clark@gmail.com>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Antheas Kapenekakis <lkml@antheas.dev>
Link: https://lore.kernel.org/r/20250425111821.88746-3-lkml@antheas.dev
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
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Currently, the oxp-sensors driver fuzzy matches the X1 variants. Luckily,
X1 and X1 mini share most hardware features so this works. However, they
are completely different product lines, and there is an expectation that
OneXPlayer will release more devices in the X1 line that may have
differences.
Therefore, distinguish the 3 devices that currently exist in the market.
These are the OneXPlayer X1 AMD and Intel variants, and the X1 mini which
only has an AMD variant. As far as registers go, all three support the
current driver functionality.
Reviewed-by: Derek J. Clark <derekjohn.clark@gmail.com>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Thomas Weißschuh <linux@weissschuh.net>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Antheas Kapenekakis <lkml@antheas.dev>
Link: https://lore.kernel.org/r/20250425111821.88746-2-lkml@antheas.dev
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
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Maxim MAX77705 is a Companion Power Management and Type-C interface IC.
It includes charger and fuel gauge blocks, and is capable of measuring
charger input current, system bus volatage and current, and bypass
voltage.
Add support for mentioned measurements.
Signed-off-by: Dzmitry Sankouski <dsankouski@gmail.com>
Link: https://lore.kernel.org/r/20250423-initial-support-for-max77705-sensors-v6-1-ff379e1b06c5@gmail.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Make it optional for backwards compatibility.
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Link: https://lore.kernel.org/r/20250417180426.3872314-2-peter@korsgaard.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Add hardware monitoring and regulator support for LT3074. The LT3074 is an
ultrafast, ultralow noise 3A, 5.5V dropout linear regulator. The PMBus
serial interface allows telemetry for input/output voltage, bias voltage,
output current, and die temperature.
Signed-off-by: Cedric Encarnacion <cedricjustine.encarnacion@analog.com>
Link: https://lore.kernel.org/r/20250421-upstream-lt3074-v3-2-71636322f9fe@analog.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Add support for SPD5118 compatible chips with 16-bit addressing enabled
which are connected to I2C controllers.
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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I3C uses 16-bit register addresses. Setting the page through the legacy
mode access pointer in the legacy mode device configuration register (MR11)
is not needed. This is similar to 16-bit addressing in legacy mode.
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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The Renesas/IDT SPD5118 Hub Controller is known to take the specification
literally and does not permit access to volatile registers except for the
page register if the selected page is non-zero. Explicitly name the chip
to ensure that the information does not get lost.
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Split spd5118 driver into common and I2C specific code to enable
adding support for I3C.
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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A user reported that the driver works on the OptiPlex 7050. Add this
machine to the DMI whitelist.
Closes: https://github.com/Wer-Wolf/i8kutils/issues/12
Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Acked-by: Pali Rohár <pali@kernel.org>
Link: https://lore.kernel.org/r/20250420223334.12920-1-W_Armin@gmx.de
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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doctype annotations of static functions have little if any value.
Drop them to silence 0-day complaints.
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202504161919.duDL1s2X-lkp@intel.com/
Cc: Johannes Cornelis Draaijer <jcdra1@gmail.com>
Reviewed-by: Tzung-Bi Shih <tzungbi@kernel.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Use to_delayed_work() instead of open-coding it.
Signed-off-by: Chen Ni <nichen@iscas.ac.cn>
Link: https://lore.kernel.org/r/20250414074739.3954203-1-nichen@iscas.ac.cn
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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The PCC driver now handles mapping and unmapping of shared memory
areas as part of pcc_mbox_{request,free}_channel(). Without these before,
this xgene hwmon driver did handling of those mappings like several
other PCC mailbox client drivers.
There were redundant operations, leading to unnecessary code. Maintaining
the consistency across these driver was harder due to scattered handling
of shmem.
Just use the mapped shmem and remove all redundant operations from this
driver.
Cc: Jean Delvare <jdelvare@suse.com>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: linux-hwmon@vger.kernel.org
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
Link: https://lore.kernel.org/r/20250411112053.1148624-1-sudeep.holla@arm.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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The interrupt handler here just increments an atomic counter, jumping to
a threaded handler risks missing tachometer pulses and is likely to be
more expensive than the simple atomic increment.
Signed-off-by: John Keeping <jkeeping@inmusicbrands.com>
Link: https://lore.kernel.org/r/20250410180357.2258822-1-jkeeping@inmusicbrands.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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The KEBA battery monitoring controller is found in the system FPGA of
KEBA PLC devices. It puts a load on the coin cell battery to check the
state of the battery. If the coin cell battery is nearly empty, then
the user space is signaled with a hwmon alarm.
The auxiliary device for this driver is instantiated by the cp500 misc
driver.
Signed-off-by: Gerhard Engleder <eg@keba.com>
Link: https://lore.kernel.org/r/20250409190830.60489-1-gerhard@engleder-embedded.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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FANs might be supplied by a regulator which needs to be enabled as well.
This is implemented using runtime PM. Every time speed_index changes from
0 to non-zero and vise versa RPM is resumed or suspended.
Intitial RPM state is determined by initial value of speed_index.
Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Link: https://lore.kernel.org/r/20250409065430.1413439-1-alexander.stein@ew.tq-group.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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According to the 'ti,ina2xx' binding, the 'vs-supply' property is
optional. Use devm_regulator_get_enable_optional() to avoid a kernel
warning message if the property is not provided.
Co-developed-by: Florin Buica <florin.buica@nxp.com>
Tested-by: Enric Balletbo i Serra <eballetbo@kernel.org>
Signed-off-by: Florin Buica <florin.buica@nxp.com>
Signed-off-by: Ciprian Marian Costea <ciprianmarian.costea@oss.nxp.com>
Link: https://lore.kernel.org/r/20250409074529.2233733-1-ciprianmarian.costea@oss.nxp.com
[groeck: Use standard multi-line comment]
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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The arrays have to be sorted by the sensor register bank and index
because this is what the sensor reading function expects. So sort them
and leave a comment for future contributors.
Signed-off-by: Eugene Shalygin <eugene.shalygin@gmail.com>
Link: https://lore.kernel.org/r/20250408204505.11412-1-eugene.shalygin@gmail.com
[groeck: Fixed alignment of new multi-line comment]
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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When requesting new pages from the max34451 we sometimes see that the
firmware responds with stale or bad data to reads that happen
immediately after a page change. This is due to a lack of clock
stretching after page changing on the device side when it needs more
time to complete the operation.
To remedy this, the manufacturer recommends we wait 50us until
the firmware should be ready with the new page.
Signed-off-by: William A. Kennington III <william@wkennington.com>
Link: https://lore.kernel.org/r/20250408011006.1314622-1-william@wkennington.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Currently, during startup, the fan is set to its maximum RPM by default,
which may not be suitable for all use cases.
This patch introduces support for specifying a target RPM via the Device
Tree property "target-rpm".
Changes:
- Added `target_rpm` field to `max6639_data` structure to store the
target RPM for each fan channel.
- Modified `max6639_probe_child_from_dt()` to read the `"target-rpm"`
property from the Device Tree and set `target_rpm` accordingly.
- Updated `max6639_init_client()` to use `target_rpm` to compute the
initial PWM duty cycle instead of defaulting to full speed (120/120).
Behavior:
- If `"target-rpm"` is specified, the fan speed is set accordingly.
- If `"target-rpm"` is not specified, the previous behavior (full speed
at startup) is retained.
This allows better control over fan speed during system initialization.
Signed-off-by: Naresh Solanki <naresh.solanki@9elements.com>
Link: https://lore.kernel.org/r/20250404115646.2000563-1-you@example.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Single-channel regulators do not need and should not have a "regulators"
node. We can not entirely remove it due to existing bindings. To solve the
problem for new drivers, provide additional macros PMBUS_REGULATOR_ONE_NODE
and PMBUS_REGULATOR_STEP_ONE_NODE and convert existing drivers to use those
macros. The exception is the ir38064 driver because its devicetree files
and its description do not require or use the nested regulators node.
Modify PMBUS_REGULATOR_STEP_ONE and PMBUS_REGULATOR_ONE to set the
regulators_node pointer to NULL.
Cc: Cedricjustine.Encarnacion@analog.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20250322142602.560042-1-linux@roeck-us.net
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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ADPM12160 is a quarter brick DC/DC Power Module. It is a high power
non-isolated converter capable of delivering a fully regulated 12V,
with continuous power level of 1600W with peak power at 2400W for
a limited time. Uses PMBus Configuration.
Signed-off-by: Alexis Czezar Torreno <alexisczezar.torreno@analog.com>
Link: https://lore.kernel.org/r/20250407-dev_adpm12160-v3-2-9cd3095445c8@analog.com
[groeck: The chip is "ADPM12160"]
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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The max344** family has an issue with some PMBUS address being switched.
This includes max34451 however version MAX34451-NA6 and later has this
issue fixed and this commit supports that update.
Signed-off-by: Alexis Czezar Torreno <alexisczezar.torreno@analog.com>
Link: https://lore.kernel.org/r/20250407-dev_adpm12160-v3-1-9cd3095445c8@analog.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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struct gpio_chip now has callbacks for setting line values that return
an integer, allowing to indicate failures. Convert the driver to using
them.
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Link: https://lore.kernel.org/r/20250407-gpiochip-set-rv-hwmon-v1-2-1fa38f34dc07@linaro.org
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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struct gpio_chip now has callbacks for setting line values that return
an integer, allowing to indicate failures. Convert the driver to using
them.
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Link: https://lore.kernel.org/r/20250407-gpiochip-set-rv-hwmon-v1-1-1fa38f34dc07@linaro.org
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
[groeck: Fixed multi-line alignment issue]
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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We have some buggy pmbus devices that require a delay after performing a
page change operation before trying to issue more commands to the
device.
This allows for a configurable delay after page changes, but not
affecting other read or write operations.
This makes a slight behavioral tweak to the existing delay logic, where
it considers the longest of delays between operations, instead of always
chosing the write delay over the access delay.
Signed-off-by: William A. Kennington III <william@wkennington.com>
Link: https://lore.kernel.org/r/20250407201002.1198092-1-william@wkennington.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Add support for retrieving CCD temperatures on Zen5 (Granite Ridge)
Desktop CPUs.
Signed-off-by: David Hows <david@hows.id.au>
Link: https://lore.kernel.org/r/Z-21SQkZpuWiWK06@archibald.hows.id.au
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Add support to configure the PWM-Out pin polarity based on the device
tree. The binding would allow also to configure the PWM period, this is
currently not implemented by the driver.
The driver has a module option to set the PWM polarity (normal=0,
inverted=1), when specified it always takes the precedence over the DT.
Signed-off-by: Francesco Dolcini <francesco.dolcini@toradex.com>
Link: https://lore.kernel.org/r/20250402102146.65406-3-francesco@dolcini.it
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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The fwnode.h is not supposed to be used by the drivers as it
has the definitions for the core parts for different device
property provider implementations. Drop it.
Note, that fwnode API for drivers is provided in property.h
which is included here.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20250331070600.3985850-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Collect AMD specific platform header files in <asm/amd/*.h>.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Borislav Petkov (AMD) <bp@alien8.de>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mario Limonciello <superm1@kernel.org>
Link: https://lore.kernel.org/r/20250413084144.3746608-7-mingo@kernel.org
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Suggested-by: "H. Peter Anvin" <hpa@zytor.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Juergen Gross <jgross@suse.com>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Xin Li <xin@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
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timer_delete[_sync]() replaces del_timer[_sync](). Convert the whole tree
over and remove the historical wrapper inlines.
Conversion was done with coccinelle plus manual fixups where necessary.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86
Pull x86 platform drivers updates from Ilpo Järvinen:
- alienware-wmi:
- Refactor and split WMAX/legacy drivers
- dell-ddv:
- Correct +0.1 offset in temperature
- Use the power supply extension mechanism for battery temperatures
- intel/pmc:
- Refactor init to mostly use a common init function
- Add support for Arrow Lake U/H
- Add support for Panther Lake
- intel/sst:
- Improve multi die handling
- Prefix header search path with sysroot (fixes cross-compiling)
- lenovo-wmi-hotkey-utilities:
- Support for mic & audio mute LEDs
- samsung-galaxybook:
- Add driver for Samsung Galaxy Book series
- wmi:
- Rework WCxx/WExx ACPI method handling
- Enable data block collection when the data block is set
- platform/arm:
- Add Huawei Matebook E Go EC driver
- platform/mellanox:
- Relocate to drivers/platform/mellanox/
- mlxbf-bootctl:
- RTC battery status sysfs support
- Miscellaneous cleanups / refactoring / improvements
* tag 'platform-drivers-x86-v6.15-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86: (75 commits)
platform/x86: x86-android-tablets: Add select POWER_SUPPLY to Kconfig
platform/x86/amd/pmf: convert timeouts to secs_to_jiffies()
platform/x86: thinkpad_acpi: convert timeouts to secs_to_jiffies()
irqdomain: platform/x86: Switch to irq_domain_create_linear()
platform/x86/amd/pmc: fix leak in probe()
tools/power/x86/intel-speed-select: v1.22 release
tools/power/x86/intel-speed-select: Prefix header search path with sysroot
tools/power/x86/intel-speed-select: Die ID for IO dies
tools/power/x86/intel-speed-select: Fix the condition to check multi die system
tools/power/x86/intel-speed-select: Prevent increasing MAX_DIE_PER_PACKAGE
platform/x86/amd/pmc: Use managed APIs for mutex
platform/x86/amd/pmc: Remove unnecessary line breaks
platform/x86/amd/pmc: Move macros and structures to the PMC header file
platform/x86/amd/pmc: Notify user when platform does not support s0ix transition
platform/x86: dell-ddv: Use the power supply extension mechanism
platform/x86: dell-ddv: Use devm_battery_hook_register
platform/x86: dell-ddv: Fix temperature calculation
platform/x86: thinkpad_acpi: check the return value of devm_mutex_init()
platform/x86: samsung-galaxybook: Fix block_recording not supported logic
platform/x86: dell-uart-backlight: Make dell_uart_bl_serdev_driver static
...
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git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging
Pull hwmon updates from Guenter Roeck:
"New drivers:
- Driver for HTU31
- Congatec Board Controller monitoring driver
- Driver for TI INA233 Current and Power Monitor
Support for additional chips or boards in existing drivers:
- pmbus/ltc2978: Add support for LT717x and LTM4673
- asus-ec-sensors: Add PRIME X670E-PRO WIFI
- k10temp: Add support for cyan skillfish
- nct6683: Add customer ID for AMD BC-250
- lm90: Add support for NCT7716, NCT7717 and NCT7718
Other notable improvements in existing drivers:
- emc2305: Add devicetree support, and use
devm_thermal_of_cooling_device_register
- acpi_power_meter: Convert to with_info API
- dell-smm: Increase the number of fans
- pmbus/core: Optimize debugfs support and use i2c_client
debugfs directory
- hwmon core: Fix the missing of 'average' word in
hwmon_power_attr_templates
- Various drivers: Use per-client debugfs entry provided by
I2C subsystem"
* tag 'hwmon-for-v6.15' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: (49 commits)
hwmon: emc2305: Use devm_thermal_of_cooling_device_register
hwmon: emc2305: Add OF support
dt-bindings: hwmon: Add Microchip emc2305 support
dt-bindings: hwmon: Drop stray blank line in the header
hwmon: (acpi_power_meter) Replace the deprecated hwmon_device_register
hwmon: add driver for HTU31
dt-bindings: hwmon: Add description for sensor HTU31
hwmon: Add driver for TI INA233 Current and Power Monitor
dt-bindings: hwmon: ti,ina2xx: Add INA233 device
hwmon: Add Congatec Board Controller monitoring driver
hwmon: (pmbus/ltc2978) add support for lt717x
dt-bindings: hwmon: ltc2978: add support for LT717x
hwmon: (pmbus/ltc2978) Add support for LT717x - docs
hwmon: (dell-smm) Increment the number of fans
hwmon: (ntc_thermistor) return error instead of clipping on OOB
hwmon: (pt5161l) Use per-client debugfs entry
hwmon: Fix the missing of 'average' word in hwmon_power_attr_templates
hwmon: (acpi_power_meter) Fix the fake power alarm reporting
hwmon: (gpio-fan) Add missing mutex locks
dt-bindings: hwmon: gpio-fan: Add optional regulator support
...
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Prepare the emc2305 driver to use configuration from Device Tree nodes.
Switch to devm_thermal_of_cooling_device_register to simplify the
cleanup procedure, allowing the removal of emc2305_unset_tz and
emc2305_remove, which are no longer needed.
Signed-off-by: Florin Leotescu <florin.leotescu@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Link: https://lore.kernel.org/r/20250321143308.4008623-4-florin.leotescu@oss.nxp.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Introduce OF support for Microchip emc2305 pwm fan controller.
Signed-off-by: Florin Leotescu <florin.leotescu@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Link: https://lore.kernel.org/r/20250321143308.4008623-3-florin.leotescu@oss.nxp.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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When load this mode, we can see the following log:
"power_meter ACPI000D:00: hwmon_device_register() is deprecated. Please
convert the driver to use hwmon_device_register_with_info()."
So replace hwmon_device_register with hwmon_device_register_with_info.
These attributes, 'power_accuracy', 'power_cap_hyst', 'power_average_min'
and 'power_average_max', should have been placed in hwmon_chip_info as
power data type. But these attributes are displayed as string format on
the following case:
a) power1_accuracy --> display like '90.0%'
b) power1_cap_hyst --> display 'unknown' when its value is 0xFFFFFFFF
c) power1_average_min/max --> display 'unknown' when its value is
negative.
To avoid any changes in the display of these sysfs interfaces, we can't
modifiy the type of these attributes in hwmon core and have to put them
to extra_groups.
Please note that the path of these sysfs interfaces are modified
accordingly if use hwmon_device_register_with_info():
old: all sysfs interfaces are under acpi device, namely,
/sys/class/hwmon/hwmonX/device/
now: all sysfs interfaces are under hwmon device, namely,
/sys/class/hwmon/hwmonX/
The new ABI does not guarantee that the underlying path remains the same.
But we have to accept this change so as to replace the deprecated API.
Fortunately, some userspace application, like libsensors, would scan
the two path and handles this automatically. So we can accept this change
so as to drop the deprecated message.
Signed-off-by: Huisong Li <lihuisong@huawei.com>
Link: https://lore.kernel.org/r/20250319020638.59925-1-lihuisong@huawei.com
[groeck: Fixed some multi-line alignment issues;
reverted to 32-bit arithmetic in power1_accuracy_show()
fixed bad return code from power_meter_is_visible()]
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Add base support for HTU31 temperature and humidity sensor.
Besides temperature and humidity values, the driver also exports a 24-bit
heater control to sysfs and serial number to debugfs.
Signed-off-by: Andrei Lalaev <andrey.lalaev@gmail.com>
Link: https://lore.kernel.org/r/20250217051110.46827-2-andrey.lalaev@gmail.com
[groeck: Fixed continuation line alignment]
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Driver for Texas Instruments INA233 Current and Power Monitor
With I2C-, SMBus-, and PMBus-Compatible Interface
Signed-off-by: Leo Yang <leo.yang.sy0@gmail.com>
Link: https://lore.kernel.org/r/20250116085939.1235598-3-leo.yang.sy0@gmail.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Add support for the Congatec Board Controller. This controller exposes
temperature, voltage, current and fan sensors.
The available sensors list cannot be predicted. Some sensors can be
present or not, depending the system.
The driver has an internal list of all possible sensors, for all Congatec
boards. The Board Controller gives to the driver its sensors list, and
their status (active or not).
Signed-off-by: Thomas Richard <thomas.richard@bootlin.com>
Link: https://lore.kernel.org/r/20250203-congatec-board-controller-hwmon-v4-1-ff6c76a4662c@bootlin.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Add support for LT7170 and LT7171. The LT7170 and LT7171 are 20 A, 16 V,
Single- or Dual-Phase, Silent Switcher Step-Down Regulators with Digital
Power System Management.
The relevant registers in the LT7170 and LT7171 are similar to those in
the LTC3887, but with fewer channels. This adds the chip ID and
identification of ASCII to differentiate between the LT7170 and LT7171.
These devices support polling for status updates and clearing peak
values. The data format for voltage, current, and temperature is set to
IEEE754 for precision and compatibility.
Co-developed-by: Cherrence Sarip <cherrence.sarip@analog.com>
Signed-off-by: Cherrence Sarip <cherrence.sarip@analog.com>
Signed-off-by: Kim Seer Paller <kimseer.paller@analog.com>
Link: https://lore.kernel.org/r/20250317-hwmon-next-v1-3-da0218c38197@analog.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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pwm_num is set to 7 for these chips, but NCT6776_REG_PWM_MODE and
NCT6776_PWM_MODE_MASK only contain 6 values.
Fix this by adding another 0 to the end of each array.
Signed-off-by: Tasos Sahanidis <tasos@tasossah.com>
Link: https://lore.kernel.org/r/20250312030832.106475-1-tasos@tasossah.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Some Alienware laptops that support the SMM interface, may have up to 4
fans.
Tested on an Alienware x15 r1.
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Link: https://lore.kernel.org/r/20250304055249.51940-2-kuurtb@gmail.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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When the ntc is reading Out Of Bounds instead of clipping to the nearest
limit (min/max) return -ENODATA. This prevents malfunctioning sensors
from sending a device into a shutdown loop due to a critical trip.
This implementation will only work for ntc type thermistors if a ptc
type is to be implemented the min/max ohm calculation must be adjusted
to take that into account.
Signed-off-by: Maud Spierings <maudspierings@gocontroll.com>
Link: https://lore.kernel.org/r/20250307-ntc_oob-v2-1-bba2d32b1a8e@gocontroll.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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