platform/x86: x86-android-tablets: Add select POWER_SUPPLY to Kconfig

Commit c78dd25138d1 ("platform/x86: x86-android-tablets: Add Vexia EDU
ATLA 10 EC battery driver"), adds power_supply class registering to
the x86-android-tablets code.

Add "select POWER_SUPPLY" to the Kconfig entry to avoid these errors:

ERROR: modpost: "power_supply_get_drvdata" [drivers/platform/x86/x86-android-tablets/vexia_atla10_ec.ko] undefined!
ERROR: modpost: "power_supply_changed" [drivers/platform/x86/x86-android-tablets/vexia_atla10_ec.ko] undefined!
ERROR: modpost: "devm_power_supply_register" [drivers/platform/x86/x86-android-tablets/vexia_atla10_ec.ko] undefined!

When POWER_SUPPLY support is not enabled.

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202503231159.ga9eWMVO-lkp@intel.com/
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20250324125052.374369-1-hdegoede@redhat.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86/amd/pmf: convert timeouts to secs_to_jiffies()

Commit b35108a51cf7 ("jiffies: Define secs_to_jiffies()") introduced
secs_to_jiffies().  As the value here is a multiple of 1000, use
secs_to_jiffies() instead of msecs_to_jiffies() to avoid the multiplication

This is converted using scripts/coccinelle/misc/secs_to_jiffies.cocci with
the following Coccinelle rules:

@depends on patch@
expression E;
@@

-msecs_to_jiffies
+secs_to_jiffies
(E
- * \( 1000 \| MSEC_PER_SEC \)
)

Signed-off-by: Easwar Hariharan <eahariha@linux.microsoft.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Link: https://lore.kernel.org/r/20250225-converge-secs-to-jiffies-part-two-v3-14-a43967e36c88@linux.microsoft.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: thinkpad_acpi: convert timeouts to secs_to_jiffies()

Commit b35108a51cf7 ("jiffies: Define secs_to_jiffies()") introduced
secs_to_jiffies().  As the value here is a multiple of 1000, use
secs_to_jiffies() instead of msecs_to_jiffies() to avoid the multiplication

This is converted using scripts/coccinelle/misc/secs_to_jiffies.cocci with
the following Coccinelle rules:

@depends on patch@
expression E;
@@

-msecs_to_jiffies
+secs_to_jiffies
(E
- * \( 1000 \| MSEC_PER_SEC \)
)

Signed-off-by: Easwar Hariharan <eahariha@linux.microsoft.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Link: https://lore.kernel.org/r/20250225-converge-secs-to-jiffies-part-two-v3-15-a43967e36c88@linux.microsoft.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

irqdomain: platform/x86: Switch to irq_domain_create_linear()

irq_domain_add_linear() is going away as being obsolete now. Switch to
the preferred irq_domain_create_linear(). That differs in the first
parameter: It takes more generic struct fwnode_handle instead of struct
device_node. The first parameter is NULL here so nothing else needs to
be done.

Signed-off-by: Jiri Slaby (SUSE) <jirislaby@kernel.org>
Link: https://lore.kernel.org/r/20250319092951.37667-32-jirislaby@kernel.org
[ij: Removed unnecessary details from the commit message.]
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86/amd/pmc: fix leak in probe()

Call pci_dev_put(rdev) before returning.

Fixes: 6ad1b2dc0f2a ("platform/x86/amd/pmc: Use managed APIs for mutex")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://lore.kernel.org/r/65e2fffb-a1cb-4297-b725-661d6b790a05@stanley.mountain
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

Merge branch 'intel-sst' of https://github.com/spandruvada/linux-kernel into review-ilpo-next

tools/power/x86/intel-speed-select: v1.22 release

This version has fix for:
- Display of die ID and optimize array size for multi package
systems.
- Fix build warning with cross compiler

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>

tools/power/x86/intel-speed-select: Prefix header search path with sysroot

This helps when using a cross-compiler for building intel-speed-select,
currently, its hardcoded to pick libnl3 headers from build host which may
not be same as build target when cross compiling.

cc -print-sysroot will print nothing if compiler is configured without
a sysroot and result in same string as it is now.

Fixes errors with gcc configured with host include poisoning e.g.

cc1: error: include location "/usr/include/libnl3" is unsafe for
 cross-compilation [-Werror=poison-system-directories]

Signed-off-by: Khem Raj <raj.khem@gmail.com>
[ srinivas: Changelog edits for checkpatch warning ]
Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>

tools/power/x86/intel-speed-select: Die ID for IO dies

Instead of displaying "-1" for IO dies, display "IO".

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>

tools/power/x86/intel-speed-select: Fix the condition to check multi die system

Even when there is no die exported by CPUID leaf 0x1F, the kernel version
after 6.9 will show non zero die_id in the sysfs. In that case maximum
die_id can still match maximum power domain ID. So the condition to check
if the power domain ID is same a die_id to prevent duplicate display
doesn't hold true.

The better condition is to check if the maximum die_id is more than the
maximum package_id. If the die_id is exposed by CPUID leaf 0x1F, the
maximum die_id will be more than maximum package_id.

With this change tracking of max_punit_id is not used, so remove storing
max_punit_id.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>

tools/power/x86/intel-speed-select: Prevent increasing MAX_DIE_PER_PACKAGE

In the function for_each_online_power_domain_in_set() to pick one CPU
from each power domain a three-dimensional array is used, which assumes
that a package contains multiple dies, that means the die_id from
/sys/devices/system/cpu/cpu0/topology/die_id is only local to package.

If it is not unique, still there will be no functional issues in the
current generation of products, but the MAX_DIE_PER_PACKAGE will need to
be increased for future products with many packages.

After kernel version 6.9 die ID is unique system wide not per package.
Even if the CPU topology has no dies, the ID will still increment across
package. In this case the die_id in package 0 will be 0 and die_id in
package 1 will be 1 in a 2-package system.

Since the die count must be same for packages, just count the number of
dies in package 0 and calculate die index from
/sys/devices/system/cpu/cpu0/topology/die_id which is only unique within
a package.

In this way the array size
"int cpus[MAX_PACKAGE_COUNT][MAX_DIE_PER_PACKAGE][MAX_PUNIT_PER_DIE]"
doesn't have to increase with increasing package count.

No functional change is expected.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>

platform/x86/amd/pmc: Use managed APIs for mutex

Adopt managed devm_* APIs for handling mutex creation and deletion,
facilitating automatic resource cleanup.

Co-developed-by: Sanket Goswami <Sanket.Goswami@amd.com>
Signed-off-by: Sanket Goswami <Sanket.Goswami@amd.com>
Signed-off-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
Link: https://lore.kernel.org/r/20250305142615.410178-4-Shyam-sundar.S-k@amd.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86/amd/pmc: Remove unnecessary line breaks

Enhance code readability by fixing line break and blank line
inconsistencies.

Also make the return variable "rc" as function level local.

Co-developed-by: Sanket Goswami <Sanket.Goswami@amd.com>
Signed-off-by: Sanket Goswami <Sanket.Goswami@amd.com>
Signed-off-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
Link: https://lore.kernel.org/r/20250305142615.410178-3-Shyam-sundar.S-k@amd.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86/amd/pmc: Move macros and structures to the PMC header file

To improve the code organization and readability, move the macros and
structures from the AMD PMC driver to the PMC header file.

Co-developed-by: Sanket Goswami <Sanket.Goswami@amd.com>
Signed-off-by: Sanket Goswami <Sanket.Goswami@amd.com>
Signed-off-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
Link: https://lore.kernel.org/r/20250305142615.410178-2-Shyam-sundar.S-k@amd.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86/amd/pmc: Notify user when platform does not support s0ix transition

Some of the AMD platforms do not support modern standby, so when such
CPU ID is detected, a warning message will be displayed to the user.

Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Co-developed-by: Sanket Goswami <Sanket.Goswami@amd.com>
Signed-off-by: Sanket Goswami <Sanket.Goswami@amd.com>
Signed-off-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
Link: https://lore.kernel.org/r/20250305142615.410178-1-Shyam-sundar.S-k@amd.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: dell-ddv: Use the power supply extension mechanism

Use the power supply extension mechanism for registering the battery
temperature properties so that they can show up in the hwmon device
associated with the ACPI battery.

Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Link: https://lore.kernel.org/r/20250305053009.378609-4-W_Armin@gmx.de
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: dell-ddv: Use devm_battery_hook_register

Use devm_battery_hook_register() instead of manually calling
devm_add_action_or_reset() to simplify the code.

Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Link: https://lore.kernel.org/r/20250305053009.378609-3-W_Armin@gmx.de
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: dell-ddv: Fix temperature calculation

On the Dell Inspiron 3505 the battery temperature is always
0.1 degrees larger than the temperature show inside the OEM
application.

Emulate this behaviour to avoid showing strange looking values
like 29.1 degrees.

Fixes: 0331b1b0ba653 ("platform/x86: dell-ddv: Fix temperature scaling")
Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Link: https://lore.kernel.org/r/20250305053009.378609-2-W_Armin@gmx.de
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: thinkpad_acpi: check the return value of devm_mutex_init()

devm_mutex_init() can fail so check its return value.

Fixes: 38b9ab80db31 ("platform/x86: thinkpad_acpi: Move subdriver initialization to tpacpi_pdriver's probe.")
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Link: https://lore.kernel.org/r/20250305103146.53221-1-brgl@bgdev.pl
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: samsung-galaxybook: Fix block_recording not supported logic

Fixes logic error when block_recording is not supported but the fw attr was
being added anyway (reported by GitHub user bbregeault).

Tested myself on a Samsung Galaxy Book2 Pro (has block_recording) and by
bbregeault on a Galaxy Book2 Business (does not have block_recording).

Fixes: 56f529ce4370 ("platform/x86: samsung-galaxybook: Add samsung-galaxybook driver")

Signed-off-by: Joshua Grisham <josh@joshuagrisham.com>
Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20250303132433.348653-1-josh@joshuagrisham.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: dell-uart-backlight: Make dell_uart_bl_serdev_driver static

Sparse reports:

dell-uart-backlight.c:328:29: warning: symbol
'dell_uart_bl_serdev_driver' was not declared. Should it be static?

Fix it by making the symbol static.

Fixes: 484bae9e4d6ac ("platform/x86: Add new Dell UART backlight driver")
Reviewed-by: Mario Limonciello <maroi.limonciello@amd.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20250304160639.4295-2-ilpo.jarvinen@linux.intel.com
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: lenovo-yoga-tab2-pro-1380-fastcharger: Make symbol static

Sparse reports:

lenovo-yoga-tab2-pro-1380-fastcharger.c:222:29: warning: symbol
'yt2_1380_fc_serdev_driver' was not declared. Should it be static?

Fix that by making the symbol static.

Fixes: b2ed33e8d486a ("platform/x86: Add  lenovo-yoga-tab2-pro-1380-fastcharger driver")
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20250304160639.4295-1-ilpo.jarvinen@linux.intel.com
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86:lenovo-wmi-hotkey-utilities.c: Support for mic and audio mute LEDs

Implement Lenovo utility data WMI calls needed to make LEDs
work on Ideapads that support this GUID.
This enables the mic and audio LEDs to be updated correctly.

Tested on below samples.
ThinkBook 13X Gen4 IMH
ThinkBook 14 G6 ABP
ThinkBook 16p Gen4-21J8
ThinkBook 16 G8 IRL
ThinkBook 16 G7+ ASP

Signed-off-by: Jackie Dong <xy-jackie@139.com>
Suggested-by: Mark Pearson <mpearson-lenovo@squebb.ca>
Reviewed-by: Kurt Borja <kuurtb@gmail.com>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20250222114532.4105-1-xy-jackie@139.com
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: hp-bioscfg: Replace deprecated strncpy() with strscpy()

Since kstrtol() requires a NUL-terminated string as input and strncpy()
is deprecated for NUL-terminated destination buffers, use strscpy()
instead.

Compile-tested only.

Link: https://github.com/KSPP/linux/issues/90
Cc: linux-hardening@vger.kernel.org
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Link: https://lore.kernel.org/r/20250225232126.356274-2-thorsten.blum@linux.dev
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

arm64: dts: qcom: gaokun3: Add Embedded Controller node

The Embedded Controller in the Huawei Matebook E Go is accessible on &i2c15
and provides battery and adapter status, port orientation status, as well
as HPD event notifications for two USB Type-C port, etc.

Add the EC to the device tree and describe the relationship among
the type-c connectors, role switches, orientation switches and the QMP
combo PHY.

Signed-off-by: Pengyu Luo <mitltlatltl@gmail.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20250214180656.28599-4-mitltlatltl@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform: arm64: add Huawei Matebook E Go EC driver

There are three variants of which Huawei released the first two
simultaneously.

Huawei Matebook E Go LTE(sc8180x), codename seems to be gaokun2.
Huawei Matebook E Go(sc8280xp@3.0GHz), codename must be gaokun3. (see [1])
Huawei Matebook E Go 2023(sc8280xp@2.69GHz), codename should be also gaokun3.

Adding support for the latter two variants for now, this driver should
also work for the sc8180x variant according to acpi table files, but I
don't have the device to test yet.

Different from other Qualcomm Snapdragon sc8280xp based machines, the
Huawei Matebook E Go uses an embedded controller while others use
a system called PMIC GLink. This embedded controller can be used to
perform a set of various functions, including, but not limited to:

- Battery and charger monitoring;
- Charge control and smart charge;
- Fn_lock settings;
- Tablet lid status;
- Temperature sensors;
- USB Type-C notifications (ports orientation,  DP alt mode HPD);
- USB Type-C PD (according to observation, up to 48w).

Add a driver for the EC which creates devices for UCSI and power supply
devices.

This driver is inspired by the following drivers:
        drivers/platform/arm64/acer-aspire1-ec.c
        drivers/platform/arm64/lenovo-yoga-c630.c
        drivers/platform/x86/huawei-wmi.c

Also thanks for reviewers' working. They have made this patch improve
a lot.

[1] https://bugzilla.kernel.org/show_bug.cgi?id=219645

Signed-off-by: Pengyu Luo <mitltlatltl@gmail.com>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20250214180656.28599-3-mitltlatltl@gmail.com
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

dt-bindings: platform: Add Huawei Matebook E Go EC

Add binding for the EC found in the Huawei Matebook E Go and
Huawei Matebook E Go LTE 2-in-1 tablets, the former one is a QS sc8280xp
based tablet, the latter one is a QS sc8180x based tablet.

This series has a codename, gaokun. More information about gaokun, please
check https://bugzilla.kernel.org/show_bug.cgi?id=219645

Signed-off-by: Pengyu Luo <mitltlatltl@gmail.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20250214180656.28599-2-mitltlatltl@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

MAINTAINERS: Add documentation reference for Mellanox platform

Add reference for Documentation/ABI/stable/sysfs-driver-mlxreg-io
under "MELLANOX HARDWARE PLATFORM SUPPORT".

Signed-off-by: Vadim Pasternak <vadimp@nvidia.com>
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202502032336.lauIV68J-lkp@intel.com/
Link: https://lore.kernel.org/r/20250210203451.29712-1-vadimp@nvidia.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: intel: Use *-y instead of *-objs in Makefile

The `objs` suffix is reserved for user-space tools. Use the `y` suffix
instead, which is usually used for kernel drivers.

Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Reviewed-by: Jithu Joseph <jithu.joseph@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20250218194113.26589-5-kuurtb@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: hp: Use *-y instead of *-objs in Makefile

The `objs` suffix is reserved for user-space tools. Use the `y` suffix
instead, which is usually used for kernel drivers.

Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20250218194113.26589-4-kuurtb@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: amd: Use *-y instead of *-objs in Makefiles

The `objs` suffix is reserved for user-space tools. Use the `y` suffix
instead, which is usually used for kernel drivers.

While at it, fix alignment in AMD PMC and PMF Makefiles.

Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20250218194113.26589-3-kuurtb@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: dell: dell-wmi-sysman: Use *-y instead of *-objs in Makefile

The `objs` suffix is reserved for user-space tools. Use the `y` suffix
instead, which is usually used for kernel drivers.

Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20250218194113.26589-2-kuurtb@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: thinkpad_acpi: Move HWMON initialization to tpacpi_hwmon_pdriver's probe

Let the driver core manage the lifetime of the HWMON device, by
registering it inside tpacpi_hwmon_pdriver's probe and using
devm_hwmon_device_register_with_groups().

Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Reviewed-by: Mark Pearson <mpearson-lenovo@squebb.ca>
Tested-by: Mark Pearson <mpearson-lenovo@squebb.ca>
Link: https://lore.kernel.org/r/20250215000302.19753-3-kuurtb@gmail.com
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: thinkpad_acpi: Move subdriver initialization to tpacpi_pdriver's probe.

It was reported that if subdrivers assigned devres resources inside
ibm_init_struct's .init callbacks, driver binding would fail with the
following error message:

platform thinkpad_acpi: Resources present before probing

Let the driver core manage the lifetimes of the subdrivers and children
devices, by initializing them inside tpacpi_driver's .probe callback.
This is appropriate because these subdrivers usually expose sysfs groups
and the driver core manages this automatically to avoid races.

One immediate benefit of this, is that we are now able to use devres
inside .init subdriver callbacks.

platform_create_bundle is specifically used because it makes the
driver's probe type synchronous and returns an ERR_PTR if attachment
failed.

Additionally, to make error handling simpler, allocate the input device
using devm_input_allocate_device().

Reported-by: Mark Pearson <mpearson-lenovo@squebb.ca>
Closes: https://lore.kernel.org/platform-driver-x86/20250208091438.5972-1-mpearson-lenovo@squebb.ca/#t
Reviewed-by: Mark Pearson <mpearson-lenovo@squebb.ca>
Tested-by: Mark Pearson <mpearson-lenovo@squebb.ca>
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Link: https://lore.kernel.org/r/20250215000302.19753-2-kuurtb@gmail.com
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86/intel/pmc: Remove unneeded extern keyword in header

Remove unneeded extern keyword in header file. Functions are
extern by default so extern keyword is not unnecessary for
function declaration.

Signed-off-by: Xi Pardee <xi.pardee@linux.intel.com>
Link: https://lore.kernel.org/r/20250214214416.10150-4-xi.pardee@linux.intel.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86/intel/pmc: Remove unnecessary declarations in header

Remove unnecessary declarations in header file. Variable that are
used by only one .c file are removed from header file and changed
to be static in their corresponding .c file.

Signed-off-by: Xi Pardee <xi.pardee@linux.intel.com>
Link: https://lore.kernel.org/r/20250214214416.10150-3-xi.pardee@linux.intel.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86/intel/pmc: Add Panther Lake support to intel_pmc_core

Add Panther Lake support to intel_pmc_core driver

Signed-off-by: Rajvi Jingar <rajvi.jingar@linux.intel.com>
Signed-off-by: Xi Pardee <xi.pardee@linux.intel.com>
Link: https://lore.kernel.org/r/20250214214416.10150-2-xi.pardee@linux.intel.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: wmi: Update documentation regarding the GUID-based API

Warn WMI driver developers to not use GUID-based and non-GUID-based
functions for querying WMI data blocks and handling WMI events
simultaneously on the same device, as this will corrupt the WMI device
state and might thus lead to erratic behaviour.

Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20250216193251.866125-9-W_Armin@gmx.de
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: wmi: Call WCxx methods when setting data blocks

After performing some tests with a custom SSDT table available at
https://github.com/Wer-Wolf/acpi-wmi-ssdt i found out that Windows
also enables data block collection even when the data block is
being set.

Emulate this behaviour to avoid confusing the ACPI firmware.
The bus-based API already implements this behaviour, so only the
legacy GUID-based API needs to be changed.

Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20250216193251.866125-8-W_Armin@gmx.de
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: wmi: Rework WCxx/WExx ACPI method handling

The handling of the WExx ACPI methods used for enabling and disabling
WMI events has multiple flaws:

- the ACPI methods are called even when the WMI device has not been
  marked as expensive.

- WExx ACPI methods might be called for inappropriate WMI devices.

- the error code AE_NOT_FOUND is treated as success.

The handling of the WCxx ACPI methods used for enabling and disabling
WMI data blocks is also flawed:

- WMI data blocks are enabled and disabled for every single "query"
  operation. This is racy and inefficient.

Unify the handling of both ACPI methods by introducing a common
helper function for enabling and disabling WMI devices.

Also enable/disable WMI data blocks during probe/remove and shutdown
to match the handling of WMI events.

Legacy GUID-based functions still have to enable/disable the WMI
device manually and thus still suffer from a potential race condition.
Since those functions are deprecated and suffer from various other
flaws this issue is purposefully not fixed.

Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20250216193251.866125-7-W_Armin@gmx.de
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: wmi: Use devres to disable the WMI device

Use devm_add_action_or_reset() to disable the WMI device instead of
manually calling wmi_method_enable() to prepare for future changes
inside the WMI data block handlign code.

The reason for this is that we have to make sure that all
devres-managed resources are released first because some might still
want to access the underlying WMI device.

Because devres-managed resources are not released during shutdown
we still have to manually disable the WMI device in this case.

Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20250216193251.866125-6-W_Armin@gmx.de
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: hp-bioscfg: Use wmi_instance_count()

The WMI core already knows the instance count of a WMI guid.
Use this information instead of querying all possible instances
which is slow and might be unreliable.

Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20250216193251.866125-5-W_Armin@gmx.de
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: think-lmi: Use WMI bus API when accessing BIOS settings

Since the driver already binds to LENOVO_BIOS_SETTING_GUID, using
wmidev_block_query() inside tlmi_setting() allows for faster
access to BIOS settings.

Reviewed-by: Mark Pearson <mpearson-lenovo@squebb.ca>
Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20250216193251.866125-4-W_Armin@gmx.de
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: think-lmi: Use ACPI object when extracting strings

Move the ACPI buffer handling out of tlmi_extract_output_string()
and instead pass the unpacked ACPI object to prepare for future
changes.

Reviewed-by: Mark Pearson <mpearson-lenovo@squebb.ca>
Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20250216193251.866125-3-W_Armin@gmx.de
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

hwmon: (hp-wmi-sensors) Use the WMI bus API when accessing sensors

Since the driver already binds to HP_WMI_NUMERIC_SENSOR_GUID, using
wmidev_block_query() allows for faster sensor access.

Acked-by: Guenter Roeck <linux@roeck-us.net>
Tested-by: James Seo <james@equiv.tech>
Reviewed-by: James Seo <james@equiv.tech>
Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20250216193251.866125-2-W_Armin@gmx.de
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: dell: Use *-y instead of *-objs in Makefile

The `objs` suffix is reserved for user-space tools. Use the `y` suffix
instead, which is usually used for kernel drivers.

Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20250214214535.4947-1-kuurtb@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: ideapad-laptop: use dev_groups to register attribute groups

Instead of manually adding/removing attribute groups, set
(struct device_driver).dev_groups pointer to have the driver
core do it.

Signed-off-by: Ovidiu Panait <ovidiu.panait.oss@gmail.com>
Link: https://lore.kernel.org/r/20250210155333.1145867-1-ovidiu.panait.oss@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86:intel/pmc: Move arch specific action to init function

Move arch specific action from core.c to the init() function of spt.c.

Signed-off-by: Xi Pardee <xi.pardee@linux.intel.com>
Link: https://lore.kernel.org/r/20250212010621.1003663-1-xi.pardee@linux.intel.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

sonypi: Use str_on_off() helper in sonypi_display_info()

Remove hard-coded strings by using the str_on_off() helper function.

Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Link: https://lore.kernel.org/r/20250210123103.112938-2-thorsten.blum@linux.dev
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: int3472: Call "func" "con_id" instead

"con_id" is an established variable name for the GPIO naming for drivers.
Use it instead of "func" in the int3472 driver, too.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20250211072841.7713-4-sakari.ailus@linux.intel.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

Merge branch 'fixes' into for-next

Merge fixes into for-next to avoid int3472 and thinkpad_acpi conflicts
with upcoming changes.

platform/x86: thinkpad_acpi: Fix registration of tpacpi platform driver

The recent platform profile changes prevent the tpacpi platform driver
from registering. This error is seen in the kernel logs, and the
various tpacpi entries are not created:

[ 7550.642171] platform thinkpad_acpi: Resources present before probing

This happens because devm_platform_profile_register() is called before
tpacpi_pdev probes (thanks to Kurt Borja for identifying the root
cause).

For now revert back to the old platform_profile_register to fix the
issue. This is quick fix and will be re-implemented later as more
testing is needed for full solution.

Tested on X1 Carbon G12.

Fixes: 31658c916fa6 ("platform/x86: thinkpad_acpi: Use devm_platform_profile_register()")
Signed-off-by: Mark Pearson <mpearson-lenovo@squebb.ca>
Reviewed-by: Kurt Borja <kuurtb@gmail.com>
Link: https://lore.kernel.org/r/20250211173620.16522-1-mpearson-lenovo@squebb.ca
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: int3472: Call "reset" GPIO "enable" for INT347E

The DT bindings for ov7251 specify "enable" GPIO (xshutdown in
documentation) but the int3472 indiscriminately provides this as a "reset"
GPIO to sensor drivers. Take this into account by assigning it as "enable"
with active high polarity for INT347E devices, i.e. ov7251. "reset" with
active low polarity remains the default GPIO name for other devices.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20250211072841.7713-3-sakari.ailus@linux.intel.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: int3472: Use correct type for "polarity", call it gpio_flags

Struct gpiod_lookup flags field's type is unsigned long. Thus use unsigned
long for values to be assigned to that field. Similarly, also call the
field gpio_flags which it really is.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20250211072841.7713-2-sakari.ailus@linux.intel.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: thinkpad_acpi: Support for V9 DYTC platform profiles

Newer Thinkpad AMD platforms are using V9 DYTC and this changes the
profiles used for PSC mode. Add support for this update.
Tested on P14s G5 AMD

Signed-off-by: Mark Pearson <mpearson-lenovo@squebb.ca>
Link: https://lore.kernel.org/r/20250206193953.58365-1-mpearson-lenovo@squebb.ca
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: thinkpad_acpi: Fix invalid fan speed on ThinkPad X120e

On ThinkPad X120e, fan speed is reported in ticks per revolution
rather than RPM.

Recalculate the fan speed value reported for ThinkPad X120e
to RPM based on a 22.5 kHz clock.

Based on the information on
https://www.thinkwiki.org/wiki/How_to_control_fan_speed,
the same problem is highly likely to be relevant to at least Edge11,
but Edge11 is not addressed in this patch.

Signed-off-by: Sybil Isabel Dorsett <sybdorsett@proton.me>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20250203163255.5525-1-sybdorsett@proton.me
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86/intel/pmc: Add Arrow Lake U/H support to intel_pmc_core driver

Add Arrow Lake U and Arrow Lake H support in intel_pmc_core driver.

Signed-off-by: Rajvi Jingar <rajvi.jingar@linux.intel.com>
Signed-off-by: Xi Pardee <xi.pardee@linux.intel.com>
Link: https://lore.kernel.org/r/20250207225615.401235-7-xi.pardee@linux.intel.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86/intel/pmc: Remove simple init functions

Remove simple init functions to avoid duplicate code. Store
init function performing architecture specific action in the
corresponding pmc_dev_info structure. Replace init function
with pmc_dev_info structure in X86_MATCH_VFM() of core.c.

Signed-off-by: Xi Pardee <xi.pardee@linux.intel.com>
Link: https://lore.kernel.org/r/20250207225615.401235-5-xi.pardee@linux.intel.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86:intel/pmc: Create generic_core_init() for all platforms

Create a generic_core_init() function for all architectures to reduce
duplicate code in each architecture file. Create an info structure
to catch the variations between each architecture and pass it to the
generic init function.

Convert all architectures to call the generic core init function.

Signed-off-by: Xi Pardee <xi.pardee@linux.intel.com>
Link: https://lore.kernel.org/r/20250207225615.401235-4-xi.pardee@linux.intel.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86/intel/pmc: Remove duplicate enum

Remove duplicate enum PMC_IDX_SOC. PMC_IDX_SOC has the same value
as PMC_IDX_MAIN. Replace it with PMC_IDX_MAIN to avoid confusion.

Signed-off-by: Xi Pardee <xi.pardee@linux.intel.com>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20250207225615.401235-3-xi.pardee@linux.intel.com
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86:intel/pmc: Make tgl_core_generic_init() static

Make tgl_core_generic_init() a static function as the function has no
callers outside of tgl.c. Remove the prototype in core.h and reorder
the code in tgl.c.

Signed-off-by: Xi Pardee <xi.pardee@linux.intel.com>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20250207225615.401235-2-xi.pardee@linux.intel.com
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: alienware-wmi: Update header and module information

Update module header and description. Additionally add myself as a module
author.

Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Link: https://lore.kernel.org/r/20250207154610.13675-15-kuurtb@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: Update alienware-wmi config entries

Add config entries for each WMI driver managed by the alienware-wmi
module to be able to conditionally compile them.

Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Link: https://lore.kernel.org/r/20250207154610.13675-14-kuurtb@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: dell: Modify Makefile alignment

Add one more TAB to each line to support upcoming changes.

Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Link: https://lore.kernel.org/r/20250207154610.13675-13-kuurtb@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: Split the alienware-wmi driver

Split alienware-wmi WMI drivers into different files. This is done
seamlessly by copying and pasting, however some blocks are reordered.

Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Link: https://lore.kernel.org/r/20250207154610.13675-12-kuurtb@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: Add alienware-wmi.h

Add a header file for alienware-wmi with shared resources to support the
upcoming file split.

Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Link: https://lore.kernel.org/r/20250207154610.13675-11-kuurtb@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: Rename alienware-wmi.c

Rename alienware-wmi to support upcoming split.

Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Link: https://lore.kernel.org/r/20250207154610.13675-10-kuurtb@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

MAINTAINERS: Update ALIENWARE WMI DRIVER entry

Dell has been inactive in its maintainership role of this driver since
around 2021. Due to this, add myself as a maintainer and update path
to support upcoming changes.

Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Link: https://lore.kernel.org/r/20250207154610.13675-9-kuurtb@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: alienware-wmi: Split DMI table

Split thermal features into a new DMI table to support upcoming file
split. While at it:

Rename quirk_entry -> alienfx_quirks,
Rename quirks -> alienfx

and change hdmi_mux, amplifier and deepslp types to bool, because they are
already being implicitly used as bools.

Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Link: https://lore.kernel.org/r/20250207154610.13675-8-kuurtb@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: alienware-wmi: Refactor thermal control methods

Refactor thermal control methods to use alienware_wmi_command() instead
of alienware_wmax_command().

Drop alienware_wmax_command() as there is no more users left.

Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Link: https://lore.kernel.org/r/20250207154610.13675-7-kuurtb@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: alienware-wmi: Refactor hdmi, amplifier, deepslp methods

Refactor show/store methods for hdmi, amplifier, deepslp sysfs groups to
use alienware_wmi_command() instead of alienware_wmax_command() which
uses deprecated WMI methods.

Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Link: https://lore.kernel.org/r/20250207154610.13675-6-kuurtb@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: alienware-wmi: Refactor LED control methods

Both WMI devices handled by this module specify a distinct interface for
LED control. Previously this module handled this by dynamically adapting
arguments passed to wmi_evaluate_method() based on the `interface`
global variable.

To avoid the use of global variables, and enable the migration to
non-deprecated WMI methods, let the WMI drivers define upd_led and
upd_brightness operations, which completely replace
alienware_update_led() and wmax_brightness().

Also define alienware_wmi_command(), which serves as a wrapper for
wmidev_evaluate_method(). This new method is very similar to
alienware_wmax_command() but is WMI device agnostic.

Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Link: https://lore.kernel.org/r/20250207154610.13675-5-kuurtb@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: alienware-wmi: Add a state container for thermal control methods

Refactor all thermal control methods to use the newly defined awcc_priv
state container instead of global variables. While at it, rename
create_thermal_profile() to awcc_platform_profile_init() and introduce
alienware_awcc_setup() to set up the "AWCC" WMI device driver data.

Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Link: https://lore.kernel.org/r/20250207154610.13675-4-kuurtb@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: alienware-wmi: Add WMI Drivers

Add WMI drivers for LEGACY and WMAX devices.

This involves moving the platform device registration to a helper
function that is now called from the driver's preferred WMI device
driver probe. In the case of the WMAX this is done only if
`!quirks->thermal` because the newer WMAX interface doesn't support any
of the LED features of this driver. This also eliminates the need to
check for `quirks->num_zones > 0` inside alienfx_probe().

Only one WMI driver is registered on module initialization to prevent
registering a duplicate platform device.

Additionally, create_thermal_profile() now takes wmi_device * instead of
platform_device *.

Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Link: https://lore.kernel.org/r/20250207154610.13675-3-kuurtb@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: alienware-wmi: Add a state container for LED control feature

Add a state container for the "alienware-wmi" platform device and
initialize it on the new alienfx_probe(). Migrate all LED control functions
to use this state container to support upcoming file split.

Additionally move the led_classdev registration to the platform driver
probe and make it device managed.

Drop alienware_zone_init() and alienware_zone_exit() because they are no
longer needed and mimic the `quirks->num_zone > 0` check by failing the
platform device probe.

Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Link: https://lore.kernel.org/r/20250207154610.13675-2-kuurtb@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: samsung-galaxybook: Add samsung-galaxybook driver

Add a new driver for Samsung Galaxy Book series notebook devices with the
following features:

- Keyboard backlight control
- Battery hook for installing power supply extension to add charge
  control end threshold
- Controller for Samsung's performance modes using the platform profile
  interface
- Adds firmware-attributes to control various system features
- Handles various hotkeys and notifications

Signed-off-by: Joshua Grisham <josh@joshuagrisham.com>
Reviewed-by: Thomas Weißschuh <linux@weissschuh.net>
Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20250201105450.193450-1-josh@joshuagrisham.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform: mellanox: mlx-platform: Change register name

Register 0xd9 was repurposed on new systems. Change its name
to correctly reflect the new functionality.

Reviewed-by: Felix Radensky <fradensky@nvidia.com>
Signed-off-by: Vadim Pasternak <vadimp@nvidia.com>
Link: https://lore.kernel.org/r/20250124172632.22437-4-vadimp@nvidia.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform: mellanox: mlx-platform: Cosmetic changes

Remove redundant spaces.

Reviewed-by: Felix Radensky <fradensky@nvidia.com>
Signed-off-by: Vadim Pasternak <vadimp@nvidia.com>
Link: https://lore.kernel.org/r/20250124172632.22437-3-vadimp@nvidia.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

mellanox: Relocate mlx-platform driver

Move 'mlx-platform' driver 'x86' to 'mellanox' folder.

Motivation to allow running it on systems with ARM architecture.

Since drivers/platform/x86/mlx-platform.c is rellocated to folder
drivers/platform/x86/, remove "MELLANOX PLATFORM DRIVER" item.
This driver will be located under "MELLANOX HARDWARE PLATFORM SUPPORT"
item.

Reviewed-by: Michael Shych <michaelsh@nvidia.com>
Signed-off-by: Vadim Pasternak <vadimp@nvidia.com>
Link: https://lore.kernel.org/r/20250124172632.22437-2-vadimp@nvidia.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86/intel/ifs: Update documentation with image download path

The documentation previously listed the path to download In Field Scan
(IFS) test images as "TBD".

Update the documentation to include the correct image download
location. Also move the download link to the appropriate section within
the documentation.

Reported-by: Anisse Astier <anisse@astier.eu>
Signed-off-by: Jithu Joseph <jithu.joseph@intel.com>
Link: https://lore.kernel.org/r/20250131205315.1585663-1-jithu.joseph@intel.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: thinkpad-acpi: Do not include <linux/fb.h>

Nothing in this source file requires <linux/fb.h>. Remove the include
statement.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20250131095235.125533-3-tzimmermann@suse.de
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: compal-laptop: Do not include <linux/fb.h>

Nothing in this source file requires <linux/fb.h>. Remove the include
statement.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Cezary Jackiewicz <cezary.jackiewicz@gmail.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20250131095235.125533-2-tzimmermann@suse.de
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

mlxbf-bootctl: Support sysfs entries for RTC battery status

This patch extends the mlxbf-bootctl driver's sysfs entries
to support read access for the board's RTC battery status.
A successful read from this attribute returns the status of
the board's RTC battery. The RTC battery status register is
also cleared upon successful read operation.

Signed-off-by: Xiangrong Li <xiangrongl@nvidia.com>
Reviewed-by: David Thompson <davthompson@nvidia.com>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20250124144655.48564-1-xiangrongl@nvidia.com
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86/intel: pmc: fix ltr decode in pmc_core_ltr_show()

In pmc_core_ltr_show(), promote 'val' to 'u64' to avoid possible integer
overflow. Values (10 bit) are multiplied by the scale, the result of
expression is in a range from 1 to 34,326,183,936 which is bigger then
UINT32_MAX. Compile tested only.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Signed-off-by: Dmitry Kandybka <d.kandybka@gmail.com>
Reviewed-by: Rajneesh Bhardwaj <irenic.rajneesh@gmail.com>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20250123220739.68087-1-d.kandybka@gmail.com
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

platform/x86: ideapad-laptop: pass a correct pointer to the driver data

devm_platform_profile_register() expects a pointer to the private driver
data but instead an address of the pointer variable is passed due to a
typo. This leads to the crashes later:

BUG: unable to handle page fault for address: 00000000fe0d0044
PGD 0 P4D 0
Oops: Oops: 0000 [#1] PREEMPT SMP NOPTI
CPU: 6 UID: 0 PID: 1284 Comm: tuned Tainted: G        W          6.13.0+ #7
Tainted: [W]=WARN
Hardware name: LENOVO 21D0/LNVNB161216, BIOS J6CN45WW 03/17/2023
RIP: 0010:__mutex_lock.constprop.0+0x6bf/0x7f0
Call Trace:
 <TASK>
 dytc_profile_set+0x4a/0x140 [ideapad_laptop]
 _store_and_notify+0x13/0x40 [platform_profile]
 class_for_each_device+0x145/0x180
 platform_profile_store+0xc0/0x130 [platform_profile]
 kernfs_fop_write_iter+0x13e/0x1f0
 vfs_write+0x290/0x450
 ksys_write+0x6c/0xe0
 do_syscall_64+0x82/0x160
 entry_SYSCALL_64_after_hwframe+0x76/0x7e

Found by Linux Verification Center (linuxtesting.org).

Fixes: 249c576f0f9d ("ACPI: platform_profile: Let drivers set drvdata to the class device")
Signed-off-by: Fedor Pchelkin <pchelkin@ispras.ru>
Reviewed-by: Kurt Borja <kuurtb@gmail.com>
Link: https://lore.kernel.org/r/20250127210202.568691-1-pchelkin@ispras.ru
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

Linux 6.14-rc1

Merge tag 'turbostat-2025.02.02' of git://git./linux/kernel/git/lenb/linux

Pull turbostat updates from Len Brown:

 - Fix regression that affinitized forked child in one-shot mode.

 - Harden one-shot mode against hotplug online/offline

 - Enable RAPL SysWatt column by default

 - Add initial PTL, CWF platform support

 - Harden initial PMT code in response to early use

 - Enable first built-in PMT counter: CWF c1e residency

 - Refuse to run on unsupported platforms without --force, to encourage
   updating to a version that supports the system, and to avoid
   no-so-useful measurement results

* tag 'turbostat-2025.02.02' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux: (25 commits)
  tools/power turbostat: version 2025.02.02
  tools/power turbostat: Add CPU%c1e BIC for CWF
  tools/power turbostat: Harden one-shot mode against cpu offline
  tools/power turbostat: Fix forked child affinity regression
  tools/power turbostat: Add tcore clock PMT type
  tools/power turbostat: version 2025.01.14
  tools/power turbostat: Allow adding PMT counters directly by sysfs path
  tools/power turbostat: Allow mapping multiple PMT files with the same GUID
  tools/power turbostat: Add PMT directory iterator helper
  tools/power turbostat: Extend PMT identification with a sequence number
  tools/power turbostat: Return default value for unmapped PMT domains
  tools/power turbostat: Check for non-zero value when MSR probing
  tools/power turbostat: Enhance turbostat self-performance visibility
  tools/power turbostat: Add fixed RAPL PSYS divisor for SPR
  tools/power turbostat: Fix PMT mmaped file size rounding
  tools/power turbostat: Remove SysWatt from DISABLED_BY_DEFAULT
  tools/power turbostat: Add an NMI column
  tools/power turbostat: add Busy% to "show idle"
  tools/power turbostat: Introduce --force parameter
  tools/power turbostat: Improve --help output
  ...

Merge tag 'sh-for-v6.14-tag1' of git://git./linux/kernel/git/glaubitz/sh-linux

Pull sh updates from John Paul Adrian Glaubitz:
 "Fixes and improvements for sh:

   - replace seq_printf() with the more efficient
     seq_put_decimal_ull_width() to increase performance when stress
     reading /proc/interrupts (David Wang)

   - migrate sh to the generic rule for built-in DTB to help avoid race
     conditions during parallel builds which can occur because Kbuild
     decends into arch/*/boot/dts twice (Masahiro Yamada)

   - replace select with imply in the board Kconfig for enabling
     hardware with complex dependencies. This addresses warnings which
     were reported by the kernel test robot (Geert Uytterhoeven)"

* tag 'sh-for-v6.14-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/glaubitz/sh-linux:
  sh: boards: Use imply to enable hardware with complex dependencies
  sh: Migrate to the generic rule for built-in DTB
  sh: irq: Use seq_put_decimal_ull_width() for decimal values

tools/power turbostat: version 2025.02.02

Summary of Changes since 2024.11.30:

Fix regression in 2023.11.07 that affinitized forked child
in one-shot mode.

Harden one-shot mode against hotplug online/offline

Enable RAPL SysWatt column by default.

Add initial PTL, CWF platform support.

Harden initial PMT code in response to early use.

Enable first built-in PMT counter: CWF c1e residency

Refuse to run on unsupported platforms without --force,
to encourage updating to a version that supports the system,
and to avoid no-so-useful measurement results.

Signed-off-by: Len Brown <len.brown@intel.com>

Merge tag 'pull-misc' of git://git./linux/kernel/git/viro/vfs

Pull misc vfs cleanups from Al Viro:
 "Two unrelated patches - one is a removal of long-obsolete include in
  overlayfs (it used to need fs/internal.h, but the extern it wanted has
  been moved back to include/linux/namei.h) and another introduces
  convenience helper constructing struct qstr by a NUL-terminated
  string"

* tag 'pull-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  add a string-to-qstr constructor
  fs/overlayfs/namei.c: get rid of include ../internal.h

Merge tag 'mips_6.14_1' of git://git./linux/kernel/git/mips/linux

Pull MIPS fix from Thomas Bogendoerfer:
 "Revert commit breaking sysv ipc for o32 ABI"

* tag 'mips_6.14_1' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux:
  Revert "mips: fix shmctl/semctl/msgctl syscall for o32"

Merge tag 'v6.14-rc-smb3-client-fixes-part2' of git://git.samba.org/sfrench/cifs-2.6

Pull more smb client updates from Steve French:

   - various updates for special file handling: symlink handling,
     support for creating sockets, cleanups, new mount options (e.g. to
     allow disabling using reparse points for them, and to allow
     overriding the way symlinks are saved), and fixes to error paths

   - fix for kerberos mounts (allow IAKerb)

   - SMB1 fix for stat and for setting SACL (auditing)

   - fix an incorrect error code mapping

   - cleanups"

* tag 'v6.14-rc-smb3-client-fixes-part2' of git://git.samba.org/sfrench/cifs-2.6: (21 commits)
  cifs: Fix parsing native symlinks directory/file type
  cifs: update internal version number
  cifs: Add support for creating WSL-style symlinks
  smb3: add support for IAKerb
  cifs: Fix struct FILE_ALL_INFO
  cifs: Add support for creating NFS-style symlinks
  cifs: Add support for creating native Windows sockets
  cifs: Add mount option -o reparse=none
  cifs: Add mount option -o symlink= for choosing symlink create type
  cifs: Fix creating and resolving absolute NT-style symlinks
  cifs: Simplify reparse point check in cifs_query_path_info() function
  cifs: Remove symlink member from cifs_open_info_data union
  cifs: Update description about ACL permissions
  cifs: Rename struct reparse_posix_data to reparse_nfs_data_buffer and move to common/smb2pdu.h
  cifs: Remove struct reparse_posix_data from struct cifs_open_info_data
  cifs: Remove unicode parameter from parse_reparse_point() function
  cifs: Fix getting and setting SACLs over SMB1
  cifs: Remove intermediate object of failed create SFU call
  cifs: Validate EAs for WSL reparse points
  cifs: Change translation of STATUS_PRIVILEGE_NOT_HELD to -EPERM
  ...

Merge tag 'driver-core-6.14-rc1-2' of git://git./linux/kernel/git/gregkh/driver-core

Pull debugfs fix from Greg KH:
 "Here is a single debugfs fix from Al to resolve a reported regression
  in the driver-core tree. It has been reported to fix the issue"

* tag 'driver-core-6.14-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core:
  debugfs: Fix the missing initializations in __debugfs_file_get()

Merge tag 'mm-hotfixes-stable-2025-02-01-03-56' of git://git./linux/kernel/git/akpm/mm

Pull misc fixes from Andrew Morton:
 "21 hotfixes. 8 are cc:stable and the remainder address post-6.13
  issues. 13 are for MM and 8 are for non-MM.

  All are singletons, please see the changelogs for details"

* tag 'mm-hotfixes-stable-2025-02-01-03-56' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: (21 commits)
  MAINTAINERS: include linux-mm for xarray maintenance
  revert "xarray: port tests to kunit"
  MAINTAINERS: add lib/test_xarray.c
  mailmap, MAINTAINERS, docs: update Carlos's email address
  mm/hugetlb: fix hugepage allocation for interleaved memory nodes
  mm: gup: fix infinite loop within __get_longterm_locked
  mm, swap: fix reclaim offset calculation error during allocation
  .mailmap: update email address for Christopher Obbard
  kfence: skip __GFP_THISNODE allocations on NUMA systems
  nilfs2: fix possible int overflows in nilfs_fiemap()
  mm: compaction: use the proper flag to determine watermarks
  kernel: be more careful about dup_mmap() failures and uprobe registering
  mm/fake-numa: handle cases with no SRAT info
  mm: kmemleak: fix upper boundary check for physical address objects
  mailmap: add an entry for Hamza Mahfooz
  MAINTAINERS: mailmap: update Yosry Ahmed's email address
  scripts/gdb: fix aarch64 userspace detection in get_current_task
  mm/vmscan: accumulate nr_demoted for accurate demotion statistics
  ocfs2: fix incorrect CPU endianness conversion causing mount failure
  mm/zsmalloc: add __maybe_unused attribute for is_first_zpdesc()
  ...

Merge tag 'media/v6.14-2' of git://git./linux/kernel/git/mchehab/linux-media

Pull media fix from Mauro Carvalho Chehab:
 "A revert for a regression in the uvcvideo driver"

* tag 'media/v6.14-2' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media:
  Revert "media: uvcvideo: Require entities to have a non-zero unique ID"

MAINTAINERS: include linux-mm for xarray maintenance

MM developers have an interest in the xarray code.

Cc: David Gow <davidgow@google.com>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: "Liam R. Howlett" <Liam.Howlett@oracle.com>
Cc: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Sidhartha Kumar <sidhartha.kumar@oracle.com>
Cc: Tamir Duberstein <tamird@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

revert "xarray: port tests to kunit"

Revert c7bb5cf9fc4e ("xarray: port tests to kunit").  It broke the build
when compiing the xarray userspace test harness code.

Reported-by: Sidhartha Kumar <sidhartha.kumar@oracle.com>
Closes: https://lkml.kernel.org/r/07cf896e-adf8-414f-a629-a808fc26014a@oracle.com
Cc: David Gow <davidgow@google.com>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Tamir Duberstein <tamird@gmail.com>
Cc: "Liam R. Howlett" <Liam.Howlett@oracle.com>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

MAINTAINERS: add lib/test_xarray.c

Ensure test-only changes are sent to the relevant maintainer.

Link: https://lkml.kernel.org/r/20250129-xarray-test-maintainer-v1-1-482e31f30f47@gmail.com
Signed-off-by: Tamir Duberstein <tamird@gmail.com>
Cc: Mattew Wilcox <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

mailmap, MAINTAINERS, docs: update Carlos's email address

Update .mailmap to reflect my new (and final) primary email address,
carlos.bilbao@kernel.org.  Also update contact information in files
Documentation/translations/sp_SP/index.rst and MAINTAINERS.

Link: https://lkml.kernel.org/r/20250130012248.1196208-1-carlos.bilbao@kernel.org
Signed-off-by: Carlos Bilbao <carlos.bilbao@kernel.org>
Cc: Carlos Bilbao <bilbao@vt.edu>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Mattew Wilcox <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

mm/hugetlb: fix hugepage allocation for interleaved memory nodes

gather_bootmem_prealloc() assumes the start nid as 0 and size as
num_node_state(N_MEMORY).  That means in case if memory attached numa
nodes are interleaved, then gather_bootmem_prealloc_parallel() will fail
to scan few of these nodes.

Since memory attached numa nodes can be interleaved in any fashion, hence
ensure that the current code checks for all numa node ids
(.size = nr_node_ids). Let's still keep max_threads as N_MEMORY, so that
it can distributes all nr_node_ids among the these many no. threads.

e.g. qemu cmdline
========================
numa_cmd="-numa node,nodeid=1,memdev=mem1,cpus=2-3 -numa node,nodeid=0,cpus=0-1 -numa dist,src=0,dst=1,val=20"
mem_cmd="-object memory-backend-ram,id=mem1,size=16G"

w/o this patch for cmdline (default_hugepagesz=1GB hugepagesz=1GB hugepages=2):
==========================
~ # cat /proc/meminfo  |grep -i huge
AnonHugePages:         0 kB
ShmemHugePages:        0 kB
FileHugePages:         0 kB
HugePages_Total:       0
HugePages_Free:        0
HugePages_Rsvd:        0
HugePages_Surp:        0
Hugepagesize:    1048576 kB
Hugetlb:               0 kB

with this patch for cmdline (default_hugepagesz=1GB hugepagesz=1GB hugepages=2):
===========================
~ # cat /proc/meminfo |grep -i huge
AnonHugePages:         0 kB
ShmemHugePages:        0 kB
FileHugePages:         0 kB
HugePages_Total:       2
HugePages_Free:        2
HugePages_Rsvd:        0
HugePages_Surp:        0
Hugepagesize:    1048576 kB
Hugetlb:         2097152 kB

Link: https://lkml.kernel.org/r/f8d8dad3a5471d284f54185f65d575a6aaab692b.1736592534.git.ritesh.list@gmail.com
Fixes: b78b27d02930 ("hugetlb: parallelize 1G hugetlb initialization")
Signed-off-by: Ritesh Harjani (IBM) <ritesh.list@gmail.com>
Reported-by: Pavithra Prakash <pavrampu@linux.ibm.com>
Suggested-by: Muchun Song <muchun.song@linux.dev>
Tested-by: Sourabh Jain <sourabhjain@linux.ibm.com>
Reviewed-by: Luiz Capitulino <luizcap@redhat.com>
Acked-by: David Rientjes <rientjes@google.com>
Cc: Donet Tom <donettom@linux.ibm.com>
Cc: Gang Li <gang.li@linux.dev>
Cc: Daniel Jordan <daniel.m.jordan@oracle.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>