- 22 May, 2022 35 commits
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Adam Wujek authored
Make sure that the support of PEC is determined before the read of other registers. Otherwise the validation of PEC can trigger an error on the read of STATUS_BYTE or STATUS_WORD registers. The problematic scenario is the following. A device with enabled PEC support is up and running and a kernel driver is loaded. Then the driver is unloaded (or device unbound), the HW device is reconfigured externally (e.g. by i2cset) to advertise itself as not supporting PEC. Without the move of the code, at the second load of the driver (or bind) the STATUS_BYTE or STATUS_WORD register is always read with PEC enabled, which is likely to cause a read error resulting with fail of a driver load (or bind). Signed-off-by:
Adam Wujek <dev_public@wujek.eu> Link: https://lore.kernel.org/r/20220519233334.438621-1-dev_public@wujek.eu Fixes: 75d2b2b0 ("hwmon: (pmbus) disable PEC if not enabled") Fixes: 4e5418f7 ("hwmon: (pmbus_core) Check adapter PEC support") [groeck: Added Fixes: tags, dropped continuation line] Signed-off-by:
Guenter Roeck <linux@roeck-us.net>
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Guenter Roeck authored
Building arm:allmodconfig may fail with the following error. In function 'fortify_memcpy_chk', inlined from 'bitmap_copy' at include/linux/bitmap.h:261:2, inlined from 'bitmap_copy_clear_tail' at include/linux/bitmap.h:270:2, inlined from 'bitmap_from_u64' at include/linux/bitmap.h:622:2, inlined from 'check_populated_dimms' at drivers/hwmon/peci/dimmtemp.c:284:2: include/linux/fortify-string.h:344:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter) The problematic code is bitmap_from_u64(priv->dimm_mask, dimm_mask); dimm_mask is declared as u64, but the bitmap in priv->dimm_mask is only 24 bit wide. On 32-bit systems, this results in writes over the end of the bitmap. Fix the problem by using u32 instead of u64 for dimm_mask. This is currently sufficient, and a compile time check to ensure that the number of dimms does not exceed the bit map size is already in place. Fixes: 73bc1b88 ("hwmon: peci: Add dimmtemp driver") Cc: Iwona Winiarska <iwona.winiarska@intel.com> Reviewed-by:Iwona Winiarska <iwona.winiarska@intel.com> Signed-off-by:
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Holger Brunck authored
Some lm90 compatible devices can operate in an extended temperature mode. This feature is now enabled if the property is set in the corresponding device tree node. Signed-off-by:
Holger Brunck <holger.brunck@hitachienergy.com> Reviewed-by:
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Holger Brunck authored
Some devices can operate in an extended temperature mode. Therefore add a boolean ti,extended-range-enable to be able to select this feature in the device tree node. Also make sure that this feature can only be enabled for the devices supporting this feature. Signed-off-by:
Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20220517135614.8185-1-holger.brunck@hitachienergy.comSigned-off-by:
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Holger Brunck authored
This sensor is already supported from the driver, but is missing in the list of compatible devices in the yaml file. Signed-off-by:
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keliu authored
Use ida_alloc()/ida_free() instead of deprecated ida_simple_get()/ida_simple_remove() . Signed-off-by:
keliu <liuke94@huawei.com> Link: https://lore.kernel.org/r/20220517063126.2142637-2-liuke94@huawei.com [groeck: Updated subject to include driver name] Signed-off-by:
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keliu authored
Use ida_alloc()/ida_free() instead of deprecated ida_simple_get()/ida_simple_remove() . Signed-off-by:
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Eugene Shalygin authored
The ROG CROSSHAIR VIII FORMULA board has the same sensors as the CROSSHAIR VIII HERO [1] thus let's join their definitions which adds missing sensors for Formula. [1] https://github.com/LibreHardwareMonitor/LibreHardwareMonitor/pull/740Signed-off-by:
Eugene Shalygin <eugene.shalygin@gmail.com> Link: https://lore.kernel.org/r/20220517080508.1910953-1-eugene.shalygin@gmail.comSigned-off-by:
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Greg.Schwendimann@infineon.com authored
Add Infineon Digital Multi-phase xdp152 family controllers. Signed-off-by:
Greg Schwendimann <Greg.Schwendimann@infineon.com> Acked-by:
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Guenter Roeck authored
The HWMON_CHANNEL_INFO macro simplifies the code, reduces the likelihood of errors, and makes the code easier to read. The conversion was done automatically with coccinelle. The semantic patch used to make this change is as follows. @s@ identifier i,j,ty; @@ -struct hwmon_channel_info j = { - .type = ty, - .config = i, -}; @r@ initializer list elements; identifier s.i; @@ -u32 i[] = { - elements, - 0 -}; @script:ocaml t@ ty << s.ty; elements << r.elements; shorter; elems; @@ shorter := make_ident (List.hd(List.rev (Str.split (Str.regexp "_") ty))); elems := make_ident (String.concat "," (List.map (fun x -> Printf.sprintf "\n\t\t\t %s" x) (Str.split (Str.regexp " , ") elements))) @@ identifier s.j,t.shorter; identifier t.elems; @@ - &j + HWMON_CHANNEL_INFO(shorter,elems) This patch does not introduce functional changes. Many thanks to Julia Lawall for providing the coccinelle script. Cc: Michael Walle <michael@walle.cc> Signed-off-by: -
Guenter Roeck authored
The HWMON_CHANNEL_INFO macro simplifies the code, reduces the likelihood of errors, and makes the code easier to read. The conversion was done automatically with coccinelle. The semantic patch used to make this change is as follows. @s@ identifier i,j,ty; @@ -struct hwmon_channel_info j = { - .type = ty, - .config = i, -}; @r@ initializer list elements; identifier s.i; @@ -u32 i[] = { - elements, - 0 -}; @script:ocaml t@ ty << s.ty; elements << r.elements; shorter; elems; @@ shorter := make_ident (List.hd(List.rev (Str.split (Str.regexp "_") ty))); elems := make_ident (String.concat "," (List.map (fun x -> Printf.sprintf "\n\t\t\t %s" x) (Str.split (Str.regexp " , ") elements))) @@ identifier s.j,t.shorter; identifier t.elems; @@ - &j + HWMON_CHANNEL_INFO(shorter,elems) This patch does not introduce functional changes. Many thanks to Julia Lawall for providing the coccinelle script. Signed-off-by: -
Guenter Roeck authored
The HWMON_CHANNEL_INFO macro simplifies the code, reduces the likelihood of errors, and makes the code easier to read. The conversion was done automatically with coccinelle. The semantic patch used to make this change is as follows. @s@ identifier i,j,ty; @@ -struct hwmon_channel_info j = { - .type = ty, - .config = i, -}; @r@ initializer list elements; identifier s.i; @@ -u32 i[] = { - elements, - 0 -}; @script:ocaml t@ ty << s.ty; elements << r.elements; shorter; elems; @@ shorter := make_ident (List.hd(List.rev (Str.split (Str.regexp "_") ty))); elems := make_ident (String.concat "," (List.map (fun x -> Printf.sprintf "\n\t\t\t %s" x) (Str.split (Str.regexp " , ") elements))) @@ identifier s.j,t.shorter; identifier t.elems; @@ - &j + HWMON_CHANNEL_INFO(shorter,elems) This patch does not introduce functional changes. Many thanks to Julia Lawall for providing the coccinelle script. Cc: Iwona Winiarska <iwona.winiarska@intel.com> Signed-off-by: -
Guenter Roeck authored
The HWMON_CHANNEL_INFO macro simplifies the code, reduces the likelihood of errors, and makes the code easier to read. The conversion was done automatically with coccinelle. The semantic patch used to make this change is as follows. @s@ identifier i,j,ty; @@ -struct hwmon_channel_info j = { - .type = ty, - .config = i, -}; @r@ initializer list elements; identifier s.i; @@ -u32 i[] = { - elements, - 0 -}; @script:ocaml t@ ty << s.ty; elements << r.elements; shorter; elems; @@ shorter := make_ident (List.hd(List.rev (Str.split (Str.regexp "_") ty))); elems := make_ident (String.concat "," (List.map (fun x -> Printf.sprintf "\n\t\t\t %s" x) (Str.split (Str.regexp " , ") elements))) @@ identifier s.j,t.shorter; identifier t.elems; @@ - &j + HWMON_CHANNEL_INFO(shorter,elems) This patch does not introduce functional changes. Many thanks to Julia Lawall for providing the coccinelle script. Cc: Iwona Winiarska <iwona.winiarska@intel.com> Reviewed-by: -
Guenter Roeck authored
The HWMON_CHANNEL_INFO macro simplifies the code, reduces the likelihood of errors, and makes the code easier to read. The conversion was done automatically with coccinelle. The semantic patch used to make this change is as follows. @s@ identifier i,j,ty; @@ -struct hwmon_channel_info j = { - .type = ty, - .config = i, -}; @r@ initializer list elements; identifier s.i; @@ -u32 i[] = { - elements, - 0 -}; @script:ocaml t@ ty << s.ty; elements << r.elements; shorter; elems; @@ shorter := make_ident (List.hd(List.rev (Str.split (Str.regexp "_") ty))); elems := make_ident (String.concat "," (List.map (fun x -> Printf.sprintf "\n\t\t\t %s" x) (Str.split (Str.regexp " , ") elements))) @@ identifier s.j,t.shorter; identifier t.elems; @@ - &j + HWMON_CHANNEL_INFO(shorter,elems) This patch does not introduce functional changes. Many thanks to Julia Lawall for providing the coccinelle script. Cc: Philipp Zabel <p.zabel@pengutronix.de> Signed-off-by: -
Guenter Roeck authored
The HWMON_CHANNEL_INFO macro simplifies the code, reduces the likelihood of errors, and makes the code easier to read. The conversion was done automatically with coccinelle. The semantic patch used to make this change is as follows. @s@ identifier i,j,ty; @@ -struct hwmon_channel_info j = { - .type = ty, - .config = i, -}; @r@ initializer list elements; identifier s.i; @@ -u32 i[] = { - elements, - 0 -}; @script:ocaml t@ ty << s.ty; elements << r.elements; shorter; elems; @@ shorter := make_ident (List.hd(List.rev (Str.split (Str.regexp "_") ty))); elems := make_ident (String.concat "," (List.map (fun x -> Printf.sprintf "\n\t\t\t %s" x) (Str.split (Str.regexp " , ") elements))) @@ identifier s.j,t.shorter; identifier t.elems; @@ - &j + HWMON_CHANNEL_INFO(shorter,elems) This patch does not introduce functional changes. Many thanks to Julia Lawall for providing the coccinelle script. Signed-off-by: -
Guenter Roeck authored
The HWMON_CHANNEL_INFO macro simplifies the code, reduces the likelihood of errors, and makes the code easier to read. The conversion was done automatically with coccinelle. The semantic patch used to make this change is as follows. @s@ identifier i,j,ty; @@ -struct hwmon_channel_info j = { - .type = ty, - .config = i, -}; @r@ initializer list elements; identifier s.i; @@ -u32 i[] = { - elements, - 0 -}; @script:ocaml t@ ty << s.ty; elements << r.elements; shorter; elems; @@ shorter := make_ident (List.hd(List.rev (Str.split (Str.regexp "_") ty))); elems := make_ident (String.concat "," (List.map (fun x -> Printf.sprintf "\n\t\t\t %s" x) (Str.split (Str.regexp " , ") elements))) @@ identifier s.j,t.shorter; identifier t.elems; @@ - &j + HWMON_CHANNEL_INFO(shorter,elems) This patch does not introduce functional changes. Many thanks to Julia Lawall for providing the coccinelle script. Signed-off-by: -
Guenter Roeck authored
Various attempts were made recently to "convert" the old hwmon_device_register() API to devm_hwmon_device_register_with_info() by just changing the function name without actually converting the driver. Prevent this from happening by making the 'chip' parameter of devm_hwmon_device_register_with_info() mandatory. Signed-off-by: -
Guenter Roeck authored
The thermal subsystem registers a hwmon device without providing chip information or sysfs attribute groups. While undesirable, it would be difficult to change. On the other side, it abuses the hwmon_device_register_with_info API by not providing that information. Use new API specifically created for the thermal subsystem instead to let us enforce the 'chip' parameter for other callers of hwmon_device_register_with_info(). Acked-by:
Rafael J . Wysocki <rafael@kernel.org> Signed-off-by:
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Guenter Roeck authored
The thermal subsystem registers a hwmon driver without providing chip or sysfs group information. This is for legacy reasons and would be difficult to change. At the same time, we want to enforce that chip information is provided when registering a hwmon device using hwmon_device_register_with_info(). To enable this, introduce a special API for use only by the thermal subsystem. Acked-by:
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Corentin Labbe authored
Fix style issues found by checkpatch. Signed-off-by:
Corentin Labbe <clabbe@baylibre.com> Link: https://lore.kernel.org/r/20220509063010.3878134-2-clabbe@baylibre.comSigned-off-by:
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Debabrata Banerjee authored
Adds support for the ROG STRIX X570-E GAMING WIFI II board and simplifies formatting for the list of supported models. Signed-off-by:
Debabrata Banerjee <dbavatar@gmail.com> Signed-off-by:
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Zev Weiss authored
This driver provides an i2c I/O mechanism for the core nct6775 driver, as might be used by a BMC. Because the Super I/O chip is shared with the host CPU in such a scenario (and the host should ultimately be in control of it), the i2c driver is strictly read-only to avoid interfering with any usage by the host (aside from the bank-select register, which seems to be replicated for the i2c interface). Signed-off-by:
Zev Weiss <zev@bewilderbeest.net> Tested-by:
Renze Nicolai <renze@rnplus.nl> Link: https://lore.kernel.org/r/20220428012707.24921-3-zev@bewilderbeest.netSigned-off-by:
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Zev Weiss authored
These Super I/O chips have an i2c interface that some systems expose to a BMC; the BMC's device tree can now describe that via this binding. Signed-off-by:
Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20220428012707.24921-2-zev@bewilderbeest.netSigned-off-by:
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Denis Pauk authored
Boards such as * PRO H410T * PRIME H410M-R * ROG STRIX X570-E GAMING WIFI II have got a nct6775 chip, but by default there's no use of it because of resource conflict with WMI method. This commit adds such boards to the WMI monitoring list. BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=204807Signed-off-by:
Denis Pauk <pauk.denis@gmail.com> Reported-by:
renedis <renedis@hotmail.com> Reported-by:
Dmitrii Levchenko <e_dimas@rambler.ru> Reported-by:
Hubert Banas <hubert.banas@gmail.com> Link: https://lore.kernel.org/r/20220507072933.3013-1-pauk.denis@gmail.comSigned-off-by:
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Karl Mehltretter authored
Some include directives are no longer necessary due to previous driver changes. Remove them now to further improve driver code clarity. Mutex usage has ceased since commit 719af4f1 ("hwmon: (lm83) Use regmap"). Ever since commit a0ac840d ("hwmon: (lm83) Convert to use devm_hwmon_device_register_with_groups") functions sysfs_create_group and sysfs_remove_group are no longer used by the driver. Signed-off-by:
Karl Mehltretter <kmehltretter@gmail.com> Link: https://lore.kernel.org/r/20220508144601.22796-1-kmehltretter@gmail.comSigned-off-by:
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Mårten Lindahl authored
The pmbus core does not have operations for getting or setting voltage. Add functions get/set voltage for the dynamic regulator framework. Signed-off-by:
Mårten Lindahl <marten.lindahl@axis.com> Link: https://lore.kernel.org/r/20220503104631.3515715-5-marten.lindahl@axis.com [groeck: cosmetic alignment / empty line fixes] Signed-off-by:
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Eduardo Valentin authored
Some pmbus device drivers have device tree support and may want to use of-thermal to register a thermal zone OF sensor for those device drivers. This way we allow describing device tree thermal zones for pmbus device drivers with device tree support. This patch achieves this by registering pmbus sensors with thermal subsystem if they are PSC_TEMPERATURE and are providing _input hwmon interface. Cc: Guenter Roeck <linux@roeck-us.net> (maintainer:PMBUS HARDWARE MONITORING DRIVERS) Cc: Jean Delvare <jdelvare@suse.com> (maintainer:HARDWARE MONITORING) Cc: linux-hwmon@vger.kernel.org (open list:PMBUS HARDWARE MONITORING DRIVERS) Cc: linux-kernel@vger.kernel.org (open list) Signed-off-by:
Eduardo Valentin <eduval@amazon.com> Signed-off-by:
Eduardo Valentin <evalenti@kernel.org> Link: https://lore.kernel.org/r/20220428174926.2150-1-eduval@amazon.comSigned-off-by:
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Chris Packham authored
Make use of enum chips and use a switch statement in load_attenuators() so that the compiler can tell us if we've failed to cater for a supported chip. Signed-off-by:
Chris Packham <chris.packham@alliedtelesis.co.nz> Reviewed-by:
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Chris Packham authored
The adt7473, adt7475, adt7476 and adt7490 have pins that can be used for different functions. On the adt7473 and adt7475 this is pins 5 and 9. On the adt7476 and adt7490 this is pins 10 and 14. The first pin can either be PWM2(default) or SMBALERT#. The second pin can be TACH4(default), THERM#, SMBALERT# or GPIO. The adt7475 driver has always been able to detect the configuration if it had been done by an earlier boot stage. Add support for configuring the pins based on the hardware description in the device tree. Signed-off-by:
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Chris Packham authored
The adt7473, adt7475, adt7476 and adt7490 have pins that can be used for different functions. Add bindings so that it is possible to describe what pin functions are intended by the hardware design. Signed-off-by:
Krzysztof Kozlowski <krzk@kernel.org> Link: https://lore.kernel.org/r/20220323034056.260455-2-chris.packham@alliedtelesis.co.nzSigned-off-by:
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Michael Walle authored
Add support for the temperatur sensor and the fan controller on the Microchip LAN966x SoC. Apparently, an Analog Bits PVT sensor is used which can measure temperature and process voltages. But only a forumlae for the temperature sensor is known. Additionally, the SoC support a fan tacho input as well as a PWM signal to control the fan. Signed-off-by:
Michael Walle <michael@walle.cc> Reviewed-by:
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Michael Walle authored
Add a binding for the temperature sensor and the fan controller on the Microchip LAN966x family. Signed-off-by:
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Michael Walle authored
The polynomial calculation function was moved into lib/ to be able to reuse it. Move over to this one. Signed-off-by:
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Michael Walle authored
Some temperature and voltage sensors use a polynomial to convert between raw data points and actual temperature or voltage. The polynomial is usually the result of a curve fitting of the diode characteristic. The BT1 PVT hwmon driver already uses such a polynonmial calculation which is rather generic. Move it to lib/ so other drivers can reuse it. Signed-off-by:
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Greg.Schwendimann@infineon.com authored
Add support for devices XDPE152C4, XDPE12584. Signed-off-by:
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- 20 May, 2022 5 commits
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Mårten Lindahl authored
Several of the manuals for devices supported by this driver describes the need for a minimum wait time before the chip is ready to receive next command. This wait time is already implemented in the driver as a ltc_wait_ready function with a driver defined wait time of 100 ms, and is considered for specific devices before reading/writing data on the pmbus. Since this driver uses the default pmbus_regulator_ops for the enable/ disable/is_enabled functions we should add a driver specific callback for write_byte_data to prevent bypassing the wait time recommendations for the following devices: ltc3880/ltc3882/ltc3883/ltc3884/ltc3886/ ltc3887/ltc3889/ltm4664/ltm4675/ltm4676/ltm4677/ltm4678/ltm4680/ltm4686/ ltm4700/ltc7880. Signed-off-by:
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Mårten Lindahl authored
Some of the pmbus core functions uses pmbus_read_byte_data, which does not support driver callbacks for chip specific write operations. This could potentially influence some specific regulator chips that for example need a time delay before each data access. Lets use _pmbus_read_byte_data with callback check. Signed-off-by:
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Mårten Lindahl authored
Some of the pmbus core functions uses pmbus_write_byte_data, which does not support driver callbacks for chip specific write operations. This could potentially influence some specific regulator chips that for example need a time delay before each data access. Lets add support for driver callback with _pmbus_write_byte_data. Signed-off-by:
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Eugene Shalygin authored
Add PRIME X470-PRO to the list of supported boards. Signed-off-by:
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Eugene Shalygin authored
This board is supposed to be handled by the asus-wmi-sensors driver, but due to a buggy WMI implementation the driver and the official ASUS software make the BIOS hang together with fan controls [1, 2]. This driver complements values provided by the SIO chip and does not freeze the BIOS, as tested by a user [2]. [1] https://github.com/electrified/asus-wmi-sensors/blob/master/README.md [2] https://github.com/zeule/asus-ec-sensors/issues/12Signed-off-by:
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