From 433f7744cb302ac22800dc0cd50494319ce64ba0 Mon Sep 17 00:00:00 2001 From: Kurt Borja Date: Fri, 5 Dec 2025 13:50:10 -0500 Subject: [PATCH 01/22] platform/x86: alienware-wmi-wmax: Add support for new Area-51 laptops MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add AWCC support for new Alienware Area-51 laptops. Cc: stable@vger.kernel.org Signed-off-by: Kurt Borja Reviewed-by: Ilpo Järvinen Link: https://patch.msgid.link/20251205-area-51-v1-1-d2cb13530851@gmail.com Signed-off-by: Ilpo Järvinen --- drivers/platform/x86/dell/alienware-wmi-wmax.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/platform/x86/dell/alienware-wmi-wmax.c b/drivers/platform/x86/dell/alienware-wmi-wmax.c index 1418bd326edf..fd8e69432a80 100644 --- a/drivers/platform/x86/dell/alienware-wmi-wmax.c +++ b/drivers/platform/x86/dell/alienware-wmi-wmax.c @@ -89,6 +89,22 @@ static struct awcc_quirks generic_quirks = { static struct awcc_quirks empty_quirks; static const struct dmi_system_id awcc_dmi_table[] __initconst = { + { + .ident = "Alienware 16 Area-51", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), + DMI_MATCH(DMI_PRODUCT_NAME, "Alienware 16 Area-51"), + }, + .driver_data = &g_series_quirks, + }, + { + .ident = "Alienware 18 Area-51", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), + DMI_MATCH(DMI_PRODUCT_NAME, "Alienware 18 Area-51"), + }, + .driver_data = &g_series_quirks, + }, { .ident = "Alienware 16 Aurora", .matches = { From a584644a490d276907e56817694859eaac2a4199 Mon Sep 17 00:00:00 2001 From: Kurt Borja Date: Fri, 5 Dec 2025 13:50:11 -0500 Subject: [PATCH 02/22] platform/x86: alienware-wmi-wmax: Add AWCC support for Alienware x16 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add AWCC support for Alienware x16 laptops. Cc: stable@vger.kernel.org Signed-off-by: Kurt Borja Reviewed-by: Ilpo Järvinen Link: https://patch.msgid.link/20251205-area-51-v1-2-d2cb13530851@gmail.com Signed-off-by: Ilpo Järvinen --- drivers/platform/x86/dell/alienware-wmi-wmax.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/platform/x86/dell/alienware-wmi-wmax.c b/drivers/platform/x86/dell/alienware-wmi-wmax.c index fd8e69432a80..7fb7a795a9bb 100644 --- a/drivers/platform/x86/dell/alienware-wmi-wmax.c +++ b/drivers/platform/x86/dell/alienware-wmi-wmax.c @@ -177,6 +177,14 @@ static const struct dmi_system_id awcc_dmi_table[] __initconst = { }, .driver_data = &generic_quirks, }, + { + .ident = "Alienware x16", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), + DMI_MATCH(DMI_PRODUCT_NAME, "Alienware x16"), + }, + .driver_data = &g_series_quirks, + }, { .ident = "Alienware x17", .matches = { From 7f3c2499da24551968640528fee9aed3bb4f0c3f Mon Sep 17 00:00:00 2001 From: Kurt Borja Date: Fri, 5 Dec 2025 13:50:12 -0500 Subject: [PATCH 03/22] platform/x86: alienware-wmi-wmax: Add support for Alienware 16X Aurora MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add AWCC support for Alienware 16X Aurora laptops. Cc: stable@vger.kernel.org Signed-off-by: Kurt Borja Reviewed-by: Ilpo Järvinen Link: https://patch.msgid.link/20251205-area-51-v1-3-d2cb13530851@gmail.com Signed-off-by: Ilpo Järvinen --- drivers/platform/x86/dell/alienware-wmi-wmax.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/platform/x86/dell/alienware-wmi-wmax.c b/drivers/platform/x86/dell/alienware-wmi-wmax.c index 7fb7a795a9bb..e69b50162bb1 100644 --- a/drivers/platform/x86/dell/alienware-wmi-wmax.c +++ b/drivers/platform/x86/dell/alienware-wmi-wmax.c @@ -97,6 +97,14 @@ static const struct dmi_system_id awcc_dmi_table[] __initconst = { }, .driver_data = &g_series_quirks, }, + { + .ident = "Alienware 16X Aurora", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), + DMI_MATCH(DMI_PRODUCT_NAME, "Alienware 16X Aurora"), + }, + .driver_data = &g_series_quirks, + }, { .ident = "Alienware 18 Area-51", .matches = { From 4dcb6e4af15bf45aa1526834e8f5e296ad7ce867 Mon Sep 17 00:00:00 2001 From: Werner Sembach Date: Fri, 12 Dec 2025 19:02:22 +0100 Subject: [PATCH 04/22] platform/x86/uniwill: Add TUXEDO Book BA15 Gen10 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add TUXEDO Book BA15 Gen10 to the list of supported devices of the Uniwill driver. Signed-off-by: Werner Sembach Link: https://patch.msgid.link/20251212180319.712913-1-wse@tuxedocomputers.com Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- drivers/platform/x86/uniwill/uniwill-acpi.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/platform/x86/uniwill/uniwill-acpi.c b/drivers/platform/x86/uniwill/uniwill-acpi.c index bd7e63dd5181..0f935532f250 100644 --- a/drivers/platform/x86/uniwill/uniwill-acpi.c +++ b/drivers/platform/x86/uniwill/uniwill-acpi.c @@ -1844,6 +1844,13 @@ static const struct dmi_system_id uniwill_dmi_table[] __initconst = { DMI_EXACT_MATCH(DMI_BOARD_NAME, "X6AR5xxY_mLED"), }, }, + { + .ident = "TUXEDO Book BA15 Gen10 AMD", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"), + DMI_EXACT_MATCH(DMI_BOARD_NAME, "PF5PU1G"), + }, + }, { .ident = "TUXEDO Pulse 14 Gen1 AMD", .matches = { From e521dc1687834d0e8c7506f1fdf00daab4ebb51d Mon Sep 17 00:00:00 2001 From: Tim Wassink Date: Sun, 21 Dec 2025 19:17:14 +0100 Subject: [PATCH 05/22] platform/x86: asus-nb-wmi: Add keymap for display toggle MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit On the Asus Zenbook 14 (UX3405MA), the Fn+F7 key combination emits WMI code 0x2d, which was previously unmapped. Map this code to KEY_DISPLAYTOGGLE. This matches the behavior of the display toggle/projector mode key found on other Asus laptops, allowing userspace to handle multi-monitor switching or screen toggling. Tested on ASUS Zenbook 14 UX3405MA. Signed-off-by: Tim Wassink Reviewed-by: Denis Benato Link: https://patch.msgid.link/20251221181724.19927-1-timwassink.dev@gmail.com Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- drivers/platform/x86/asus-nb-wmi.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/platform/x86/asus-nb-wmi.c b/drivers/platform/x86/asus-nb-wmi.c index 6a62bc5b02fd..a38a65f5c550 100644 --- a/drivers/platform/x86/asus-nb-wmi.c +++ b/drivers/platform/x86/asus-nb-wmi.c @@ -580,6 +580,7 @@ static const struct key_entry asus_nb_wmi_keymap[] = { { KE_KEY, 0x2a, { KEY_SELECTIVE_SCREENSHOT } }, { KE_IGNORE, 0x2b, }, /* PrintScreen (also send via PS/2) on newer models */ { KE_IGNORE, 0x2c, }, /* CapsLock (also send via PS/2) on newer models */ + { KE_KEY, 0x2d, { KEY_DISPLAYTOGGLE } }, { KE_KEY, 0x30, { KEY_VOLUMEUP } }, { KE_KEY, 0x31, { KEY_VOLUMEDOWN } }, { KE_KEY, 0x32, { KEY_MUTE } }, From f13bce715d1600698310a4a7832f6a52499d5395 Mon Sep 17 00:00:00 2001 From: Shravan Kumar Ramani Date: Thu, 18 Dec 2025 12:18:13 +0000 Subject: [PATCH 06/22] platform/mellanox: mlxbf-pmc: Remove trailing whitespaces from event names MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Some event names have trailing whitespaces at the end which causes programming of counters using the name for these specific events to fail and hence need to be removed. Fixes: 423c3361855c ("platform/mellanox: mlxbf-pmc: Add support for BlueField-3") Signed-off-by: Shravan Kumar Ramani Reviewed-by: David Thompson Link: https://patch.msgid.link/065cbae0717dcc1169681c4dbb1a6e050b8574b3.1766059953.git.shravankr@nvidia.com Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- drivers/platform/mellanox/mlxbf-pmc.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/platform/mellanox/mlxbf-pmc.c b/drivers/platform/mellanox/mlxbf-pmc.c index 16a2fd9fdd9b..5ec1ad471696 100644 --- a/drivers/platform/mellanox/mlxbf-pmc.c +++ b/drivers/platform/mellanox/mlxbf-pmc.c @@ -801,18 +801,18 @@ static const struct mlxbf_pmc_events mlxbf_pmc_llt_miss_events[] = { {11, "GDC_MISS_MACHINE_CHI_TXDAT"}, {12, "GDC_MISS_MACHINE_CHI_RXDAT"}, {13, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC0_0"}, - {14, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC0_1 "}, + {14, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC0_1"}, {15, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC0_2"}, - {16, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC0_3 "}, - {17, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC1_0 "}, - {18, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC1_1 "}, - {19, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC1_2 "}, - {20, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC1_3 "}, + {16, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC0_3"}, + {17, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC1_0"}, + {18, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC1_1"}, + {19, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC1_2"}, + {20, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC1_3"}, {21, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC_DONE0_0"}, {22, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC_DONE0_1"}, {23, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC_DONE0_2"}, {24, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC_DONE0_3"}, - {25, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC_DONE1_0 "}, + {25, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC_DONE1_0"}, {26, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC_DONE1_1"}, {27, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC_DONE1_2"}, {28, "GDC_MISS_MACHINE_G_FIFO_FF_EXEC_DONE1_3"}, From a5b9fdd33c59a964a26d12c39b636ef85a25b074 Mon Sep 17 00:00:00 2001 From: Dmytro Bagrii Date: Fri, 28 Nov 2025 18:15:23 +0200 Subject: [PATCH 07/22] platform/x86: dell-lis3lv02d: Add Latitude 5400 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add accelerometer address 0x29 for Dell Latitude 5400. The address is verified as below: $ cat /sys/class/dmi/id/product_name Latitude 5400 $ grep -H '' /sys/bus/pci/drivers/i801_smbus/0000\:00*/i2c-*/name /sys/bus/pci/drivers/i801_smbus/0000:00:1f.4/i2c-10/name:SMBus I801 adapter at 0000:00:1f.4 $ i2cdetect 10 WARNING! This program can confuse your I2C bus, cause data loss and worse! I will probe file /dev/i2c-10. I will probe address range 0x08-0x77. Continue? [Y/n] Y 0 1 2 3 4 5 6 7 8 9 a b c d e f 00: 08 -- -- -- -- -- -- -- 10: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 20: -- -- -- -- -- -- -- -- -- UU -- -- -- -- -- -- 30: 30 -- -- -- -- 35 UU UU -- -- -- -- -- -- -- -- 40: -- -- -- -- 44 -- -- -- -- -- -- -- -- -- -- -- 50: UU -- 52 -- -- -- -- -- -- -- -- -- -- -- -- -- 60: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 70: -- -- -- -- -- -- -- -- $ xargs -n1 -a /proc/cmdline | grep ^dell_lis3lv02d dell_lis3lv02d.probe_i2c_addr=1 $ dmesg | grep lis3lv02d ... [ 206.012411] i2c i2c-10: Probing for lis3lv02d on address 0x29 [ 206.013727] i2c i2c-10: Detected lis3lv02d on address 0x29, please report this upstream to platform-driver-x86@vger.kernel.org so that a quirk can be added [ 206.240841] lis3lv02d_i2c 10-0029: supply Vdd not found, using dummy regulator [ 206.240868] lis3lv02d_i2c 10-0029: supply Vdd_IO not found, using dummy regulator [ 206.261258] lis3lv02d: 8 bits 3DC sensor found [ 206.346722] input: ST LIS3LV02DL Accelerometer as /devices/faux/lis3lv02d/input/input17 $ cat /sys/class/input/input17/name ST LIS3LV02DL Accelerometer Signed-off-by: Dmytro Bagrii Reviewed-by: Hans de Goede Link: https://patch.msgid.link/20251128161523.6224-1-dimich.dmb@gmail.com Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- drivers/platform/x86/dell/dell-lis3lv02d.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/platform/x86/dell/dell-lis3lv02d.c b/drivers/platform/x86/dell/dell-lis3lv02d.c index 77905a9ddde9..fe52bcd896f7 100644 --- a/drivers/platform/x86/dell/dell-lis3lv02d.c +++ b/drivers/platform/x86/dell/dell-lis3lv02d.c @@ -44,6 +44,7 @@ static const struct dmi_system_id lis3lv02d_devices[] __initconst = { /* * Additional individual entries were added after verification. */ + DELL_LIS3LV02D_DMI_ENTRY("Latitude 5400", 0x29), DELL_LIS3LV02D_DMI_ENTRY("Latitude 5480", 0x29), DELL_LIS3LV02D_DMI_ENTRY("Latitude 5500", 0x29), DELL_LIS3LV02D_DMI_ENTRY("Latitude E6330", 0x29), From 05126063605f26f9228c69b1ff232ac6e78f72ab Mon Sep 17 00:00:00 2001 From: Mark Pearson Date: Thu, 27 Nov 2025 15:29:48 -0500 Subject: [PATCH 08/22] platform/x86: think-lmi: Add WMI certificate thumbprint support for ThinkCenter MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The ThinkCenter team are adding WMI certificate thumbprint support. Updating the driver to enable it. They are using the same GUID as Thinkpad/ThinkStation. Tested on M75q Gen 5. Signed-off-by: Mark Pearson Link: https://patch.msgid.link/20251127202959.399040-1-mpearson-lenovo@squebb.ca Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- drivers/platform/x86/lenovo/think-lmi.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/platform/x86/lenovo/think-lmi.c b/drivers/platform/x86/lenovo/think-lmi.c index 540b472b1bf3..c45f0206b4ab 100644 --- a/drivers/platform/x86/lenovo/think-lmi.c +++ b/drivers/platform/x86/lenovo/think-lmi.c @@ -195,7 +195,7 @@ static const struct tlmi_cert_guids thinkpad_cert_guid = { }; static const struct tlmi_cert_guids thinkcenter_cert_guid = { - .thumbprint = NULL, + .thumbprint = LENOVO_CERT_THUMBPRINT_GUID, /* Same GUID as TP */ .set_bios_setting = LENOVO_TC_SET_BIOS_SETTING_CERT_GUID, .save_bios_setting = LENOVO_TC_SAVE_BIOS_SETTING_CERT_GUID, .cert_to_password = LENOVO_TC_CERT_TO_PASSWORD_GUID, @@ -709,6 +709,10 @@ static ssize_t cert_thumbprint(char *buf, const char *arg, int count) if (!tlmi_priv.cert_guid->thumbprint) return -EOPNOTSUPP; + /* Older ThinkCenter BIOS may not have support */ + if (!wmi_has_guid(tlmi_priv.cert_guid->thumbprint)) + return -EOPNOTSUPP; + status = wmi_evaluate_method(tlmi_priv.cert_guid->thumbprint, 0, 0, &input, &output); if (ACPI_FAILURE(status)) { kfree(output.pointer); From 1461209cf813b6ee6d40f29b96b544587df6d2b1 Mon Sep 17 00:00:00 2001 From: Thomas Fourier Date: Wed, 17 Dec 2025 11:36:13 +0100 Subject: [PATCH 09/22] platform/x86: msi-laptop: add missing sysfs_remove_group() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit A sysfs group is created in msi_init() when old_ec_model is enabled, but never removed. Remove the msipf_old_attribute_group in that case. Fixes: 03696e51d75a ("msi-laptop: Disable brightness control for new EC") Signed-off-by: Thomas Fourier Link: https://patch.msgid.link/20251217103617.27668-2-fourier.thomas@gmail.com Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- drivers/platform/x86/msi-laptop.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/platform/x86/msi-laptop.c b/drivers/platform/x86/msi-laptop.c index c4b150fa093f..ddef6b78d2fa 100644 --- a/drivers/platform/x86/msi-laptop.c +++ b/drivers/platform/x86/msi-laptop.c @@ -1130,6 +1130,9 @@ static void __exit msi_cleanup(void) sysfs_remove_group(&msipf_device->dev.kobj, &msipf_attribute_group); if (!quirks->old_ec_model && threeg_exists) device_remove_file(&msipf_device->dev, &dev_attr_threeg); + if (quirks->old_ec_model) + sysfs_remove_group(&msipf_device->dev.kobj, + &msipf_old_attribute_group); platform_device_unregister(msipf_device); platform_driver_unregister(&msipf_driver); backlight_device_unregister(msibl_device); From 15dd100349b8526cbdf2de0ce3e72e700eb6c208 Mon Sep 17 00:00:00 2001 From: Junrui Luo Date: Fri, 19 Dec 2025 16:30:29 +0800 Subject: [PATCH 10/22] platform/x86: ibm_rtl: fix EBDA signature search pointer arithmetic MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The ibm_rtl_init() function searches for the signature but has a pointer arithmetic error. The loop counter suggests searching at 4-byte intervals but the implementation only advances by 1 byte per iteration. Fix by properly advancing the pointer by sizeof(unsigned int) bytes each iteration. Reported-by: Yuhao Jiang Reported-by: Junrui Luo Fixes: 35f0ce032b0f ("IBM Real-Time "SMI Free" mode driver -v7") Signed-off-by: Junrui Luo Link: https://patch.msgid.link/SYBPR01MB78812D887A92DE3802D0D06EAFA9A@SYBPR01MB7881.ausprd01.prod.outlook.com Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- drivers/platform/x86/ibm_rtl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/platform/x86/ibm_rtl.c b/drivers/platform/x86/ibm_rtl.c index 231b37909801..139956168cf9 100644 --- a/drivers/platform/x86/ibm_rtl.c +++ b/drivers/platform/x86/ibm_rtl.c @@ -273,7 +273,7 @@ static int __init ibm_rtl_init(void) { /* search for the _RTL_ signature at the start of the table */ for (i = 0 ; i < ebda_size/sizeof(unsigned int); i++) { struct ibm_rtl_table __iomem * tmp; - tmp = (struct ibm_rtl_table __iomem *) (ebda_map+i); + tmp = (struct ibm_rtl_table __iomem *) (ebda_map + i*sizeof(unsigned int)); if ((readq(&tmp->signature) & RTL_MASK) == RTL_SIGNATURE) { phys_addr_t addr; unsigned int plen; From 20e20b147cf7cb6780a5b95da2a0e37c52cd1015 Mon Sep 17 00:00:00 2001 From: Randy Dunlap Date: Mon, 15 Dec 2025 22:38:00 -0800 Subject: [PATCH 11/22] platform/x86/intel/vsec: correct kernel-doc comments MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Fix kernel-doc warnings in intel_vsec.h to eliminate all kernel-doc warnings: Warning: include/linux/intel_vsec.h:92 struct member 'read_telem' not described in 'pmt_callbacks' Warning: include/linux/intel_vsec.h:146 expecting prototype for struct intel_sec_device. Prototype was for struct intel_vsec_device instead Warning: include/linux/intel_vsec.h:146 struct member 'priv_data_size' not described in 'intel_vsec_device' In struct pmt_callbacks, correct the kernel-doc for @read_telem. kernel-doc doesn't support documenting callback function parameters, so drop the '@' signs on those and use "* *" to make them somewhat readable in the produced documentation output. Signed-off-by: Randy Dunlap Link: https://patch.msgid.link/20251216063801.2896495-1-rdunlap@infradead.org Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- include/linux/intel_vsec.h | 17 +++++++++-------- 1 file changed, 9 insertions(+), 8 deletions(-) diff --git a/include/linux/intel_vsec.h b/include/linux/intel_vsec.h index 53f6fe88e369..1a0f357c2427 100644 --- a/include/linux/intel_vsec.h +++ b/include/linux/intel_vsec.h @@ -80,13 +80,13 @@ enum intel_vsec_quirks { /** * struct pmt_callbacks - Callback infrastructure for PMT devices - * ->read_telem() when specified, called by client driver to access PMT data (instead - * of direct copy). - * @pdev: PCI device reference for the callback's use - * @guid: ID of data to acccss - * @data: buffer for the data to be copied - * @off: offset into the requested buffer - * @count: size of buffer + * @read_telem: when specified, called by client driver to access PMT + * data (instead of direct copy). + * * pdev: PCI device reference for the callback's use + * * guid: ID of data to acccss + * * data: buffer for the data to be copied + * * off: offset into the requested buffer + * * count: size of buffer */ struct pmt_callbacks { int (*read_telem)(struct pci_dev *pdev, u32 guid, u64 *data, loff_t off, u32 count); @@ -120,7 +120,7 @@ struct intel_vsec_platform_info { }; /** - * struct intel_sec_device - Auxbus specific device information + * struct intel_vsec_device - Auxbus specific device information * @auxdev: auxbus device struct for auxbus access * @pcidev: pci device associated with the device * @resource: any resources shared by the parent @@ -128,6 +128,7 @@ struct intel_vsec_platform_info { * @num_resources: number of resources * @id: xarray id * @priv_data: any private data needed + * @priv_data_size: size of private data area * @quirks: specified quirks * @base_addr: base address of entries (if specified) * @cap_id: the enumerated id of the vsec feature From 00c22b1e84288bf0e17ab1e7e59d75237cf0d0dc Mon Sep 17 00:00:00 2001 From: Kaushlendra Kumar Date: Tue, 23 Dec 2025 14:10:41 +0530 Subject: [PATCH 12/22] platform/x86/intel/pmt: Fix kobject memory leak on init failure MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit When kobject_init_and_add() fails in pmt_features_discovery(), the function returns without calling kobject_put(). This violates the kobject API contract where kobject_put() must be called even on initialization failure to properly release allocated resources. Fixes: d9a078809356 ("platform/x86/intel/pmt: Add PMT Discovery driver") Signed-off-by: Kaushlendra Kumar Link: https://patch.msgid.link/20251223084041.3832933-1-kaushlendra.kumar@intel.com Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- drivers/platform/x86/intel/pmt/discovery.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/platform/x86/intel/pmt/discovery.c b/drivers/platform/x86/intel/pmt/discovery.c index 32713a194a55..9c5b4d0e1fae 100644 --- a/drivers/platform/x86/intel/pmt/discovery.c +++ b/drivers/platform/x86/intel/pmt/discovery.c @@ -503,8 +503,10 @@ static int pmt_features_discovery(struct pmt_features_priv *priv, ret = kobject_init_and_add(&feature->kobj, ktype, &priv->dev->kobj, "%s", pmt_feature_names[feature->id]); - if (ret) + if (ret) { + kobject_put(&feature->kobj); return ret; + } kobject_uevent(&feature->kobj, KOBJ_ADD); pmt_features_add_feat(feature); From d37cd54ebeac37a763fbf303ed25f8a6e98328ff Mon Sep 17 00:00:00 2001 From: Armin Wolf Date: Sun, 28 Dec 2025 22:41:31 +0100 Subject: [PATCH 13/22] platform/x86: samsung-galaxybook: Fix problematic pointer cast MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit A user reported that reading the charge threshold on his device results in very strange values (like 78497792) being returned. The reason for this seems to be the fact that the driver casts the int pointer to an u8 pointer, leaving the last 3 bytes of the destination uninitialized. Fix this by using a temporary variable instead. Cc: stable@vger.kernel.org Fixes: 56f529ce4370 ("platform/x86: samsung-galaxybook: Add samsung-galaxybook driver") Reported-by: Gianni Ceccarelli Closes: https://lore.kernel.org/platform-driver-x86/20251228115556.14362d66@thenautilus.net/ Tested-by: Gianni Ceccarelli Signed-off-by: Armin Wolf Link: https://patch.msgid.link/20251228214217.35972-1-W_Armin@gmx.de Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- drivers/platform/x86/samsung-galaxybook.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/platform/x86/samsung-galaxybook.c b/drivers/platform/x86/samsung-galaxybook.c index 3c13e13d4885..755cb82bdb60 100644 --- a/drivers/platform/x86/samsung-galaxybook.c +++ b/drivers/platform/x86/samsung-galaxybook.c @@ -442,12 +442,13 @@ static int galaxybook_battery_ext_property_get(struct power_supply *psy, union power_supply_propval *val) { struct samsung_galaxybook *galaxybook = ext_data; + u8 value; int err; if (psp != POWER_SUPPLY_PROP_CHARGE_CONTROL_END_THRESHOLD) return -EINVAL; - err = charge_control_end_threshold_acpi_get(galaxybook, (u8 *)&val->intval); + err = charge_control_end_threshold_acpi_get(galaxybook, &value); if (err) return err; @@ -455,8 +456,10 @@ static int galaxybook_battery_ext_property_get(struct power_supply *psy, * device stores "no end threshold" as 0 instead of 100; * if device has 0, report 100 */ - if (val->intval == 0) - val->intval = 100; + if (value == 0) + value = 100; + + val->intval = value; return 0; } From cbf3dc32609b9703b87fbd444c271821664478c6 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Tom=C3=A1=C5=A1=20Hnyk?= Date: Fri, 26 Dec 2025 21:34:54 +0100 Subject: [PATCH 14/22] platform/x86: ideapad-laptop: Reassign KEY_CUT to KEY_SELECTIVE_SCREENSHOT MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit As per Lenovo documentation, Fn+Print-Screen should "Open the Snipping tool" which corresponds to KEY_SELECTIVE_SCREENSHOT (keycode 0x27a). It is currently assigned to KEY_CUT because keycodes under 248 were preferred due to X11 limitations. Reassign Fn+Print-Screen from KEY_CUT to KEY_SELECTIVE_SCREENSHOT. Closes: https://bugzilla.kernel.org/show_bug.cgi?id=220566 Signed-off-by: Tomáš Hnyk Link: https://patch.msgid.link/20251226203454.405520-1-tomashnyk@gmail.com Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- drivers/platform/x86/lenovo/ideapad-laptop.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/platform/x86/lenovo/ideapad-laptop.c b/drivers/platform/x86/lenovo/ideapad-laptop.c index 5171a077f62c..7d5f7a2f6564 100644 --- a/drivers/platform/x86/lenovo/ideapad-laptop.c +++ b/drivers/platform/x86/lenovo/ideapad-laptop.c @@ -1367,7 +1367,7 @@ static const struct key_entry ideapad_keymap[] = { /* Performance toggle also Fn+Q, handled inside ideapad_wmi_notify() */ { KE_KEY, 0x3d | IDEAPAD_WMI_KEY, { KEY_PROG4 } }, /* shift + prtsc */ - { KE_KEY, 0x2d | IDEAPAD_WMI_KEY, { KEY_CUT } }, + { KE_KEY, 0x2d | IDEAPAD_WMI_KEY, { KEY_SELECTIVE_SCREENSHOT } }, { KE_KEY, 0x29 | IDEAPAD_WMI_KEY, { KEY_TOUCHPAD_TOGGLE } }, { KE_KEY, 0x2a | IDEAPAD_WMI_KEY, { KEY_ROOT_MENU } }, From 063185ba32747f69159777c66097cd8f428e8b7a Mon Sep 17 00:00:00 2001 From: Denis Benato Date: Thu, 25 Dec 2025 03:38:41 +0100 Subject: [PATCH 15/22] platform/x86: asus-armoury: add support for GU605CR MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add TDP data for laptop model GU605CR. Signed-off-by: Denis Benato Link: https://patch.msgid.link/20251225023841.1970513-1-denis.benato@linux.dev Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- drivers/platform/x86/asus-armoury.h | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/drivers/platform/x86/asus-armoury.h b/drivers/platform/x86/asus-armoury.h index a1bb2005c3f3..d8814165d480 100644 --- a/drivers/platform/x86/asus-armoury.h +++ b/drivers/platform/x86/asus-armoury.h @@ -950,6 +950,35 @@ static const struct dmi_system_id power_limits[] = { }, }, }, + { + .matches = { + DMI_MATCH(DMI_BOARD_NAME, "GU605CR"), + }, + .driver_data = &(struct power_data) { + .ac_data = &(struct power_limits) { + .ppt_pl1_spl_min = 30, + .ppt_pl1_spl_max = 85, + .ppt_pl2_sppt_min = 38, + .ppt_pl2_sppt_max = 110, + .nv_dynamic_boost_min = 5, + .nv_dynamic_boost_max = 20, + .nv_temp_target_min = 75, + .nv_temp_target_max = 87, + .nv_tgp_min = 80, + .nv_tgp_def = 90, + .nv_tgp_max = 105, + }, + .dc_data = &(struct power_limits) { + .ppt_pl1_spl_min = 30, + .ppt_pl1_spl_max = 85, + .ppt_pl2_sppt_min = 38, + .ppt_pl2_sppt_max = 110, + .nv_temp_target_min = 75, + .nv_temp_target_max = 87, + }, + .requires_fan_curve = true, + }, + }, { .matches = { DMI_MATCH(DMI_BOARD_NAME, "GU605CW"), From a05117150256dd0787f4e6d56b577b41488f28a4 Mon Sep 17 00:00:00 2001 From: Denis Benato Date: Thu, 25 Dec 2025 03:53:01 +0100 Subject: [PATCH 16/22] platform/x86: asus-armoury: add support for GA403WR MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add TDP data for laptop model GA403WR. Signed-off-by: Denis Benato Link: https://patch.msgid.link/20251225025301.1980627-1-denis.benato@linux.dev Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- drivers/platform/x86/asus-armoury.h | 32 +++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/drivers/platform/x86/asus-armoury.h b/drivers/platform/x86/asus-armoury.h index d8814165d480..1d689e561509 100644 --- a/drivers/platform/x86/asus-armoury.h +++ b/drivers/platform/x86/asus-armoury.h @@ -822,6 +822,38 @@ static const struct dmi_system_id power_limits[] = { .requires_fan_curve = true, }, }, + { + .matches = { + DMI_MATCH(DMI_BOARD_NAME, "GA403WR"), + }, + .driver_data = &(struct power_data) { + .ac_data = &(struct power_limits) { + .ppt_pl1_spl_min = 15, + .ppt_pl1_spl_max = 80, + .ppt_pl2_sppt_min = 25, + .ppt_pl2_sppt_max = 80, + .ppt_pl3_fppt_min = 35, + .ppt_pl3_fppt_max = 80, + .nv_dynamic_boost_min = 0, + .nv_dynamic_boost_max = 25, + .nv_temp_target_min = 75, + .nv_temp_target_max = 87, + .nv_tgp_min = 80, + .nv_tgp_max = 95, + }, + .dc_data = &(struct power_limits) { + .ppt_pl1_spl_min = 15, + .ppt_pl1_spl_max = 35, + .ppt_pl2_sppt_min = 25, + .ppt_pl2_sppt_max = 35, + .ppt_pl3_fppt_min = 35, + .ppt_pl3_fppt_max = 65, + .nv_temp_target_min = 75, + .nv_temp_target_max = 87, + }, + .requires_fan_curve = true, + }, + }, { .matches = { DMI_MATCH(DMI_BOARD_NAME, "GA503QR"), From a22d893f490d9cd517dbf02549701add2318594c Mon Sep 17 00:00:00 2001 From: Denis Benato Date: Thu, 25 Dec 2025 04:03:54 +0100 Subject: [PATCH 17/22] platform/x86: asus-armoury: add support for FA608UM MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add TDP data for laptop model FA608UM. Signed-off-by: Denis Benato Link: https://patch.msgid.link/20251225030354.2315874-1-denis.benato@linux.dev Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- drivers/platform/x86/asus-armoury.h | 36 +++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) diff --git a/drivers/platform/x86/asus-armoury.h b/drivers/platform/x86/asus-armoury.h index 1d689e561509..0b7cdae8b442 100644 --- a/drivers/platform/x86/asus-armoury.h +++ b/drivers/platform/x86/asus-armoury.h @@ -552,6 +552,42 @@ static const struct dmi_system_id power_limits[] = { }, }, }, + { + .matches = { + DMI_MATCH(DMI_BOARD_NAME, "FA608UM"), + }, + .driver_data = &(struct power_data) { + .ac_data = &(struct power_limits) { + .ppt_pl1_spl_min = 15, + .ppt_pl1_spl_def = 45, + .ppt_pl1_spl_max = 90, + .ppt_pl2_sppt_min = 35, + .ppt_pl2_sppt_def = 54, + .ppt_pl2_sppt_max = 90, + .ppt_pl3_fppt_min = 35, + .ppt_pl3_fppt_def = 90, + .ppt_pl3_fppt_max = 65, + .nv_dynamic_boost_min = 10, + .nv_dynamic_boost_max = 15, + .nv_temp_target_min = 75, + .nv_temp_target_max = 87, + .nv_tgp_min = 55, + .nv_tgp_max = 100, + }, + .dc_data = &(struct power_limits) { + .ppt_pl1_spl_min = 15, + .ppt_pl1_spl_def = 45, + .ppt_pl1_spl_max = 65, + .ppt_pl2_sppt_min = 35, + .ppt_pl2_sppt_def = 54, + .ppt_pl2_sppt_max = 65, + .ppt_pl3_fppt_min = 35, + .ppt_pl3_fppt_max = 65, + .nv_temp_target_min = 75, + .nv_temp_target_max = 87, + }, + }, + }, { .matches = { DMI_MATCH(DMI_BOARD_NAME, "FA608WI"), From 499d987b65c03bacf3c17f32c2ad1408b751c708 Mon Sep 17 00:00:00 2001 From: Denis Benato Date: Thu, 25 Dec 2025 04:10:41 +0100 Subject: [PATCH 18/22] platform/x86: asus-armoury: add support for G615LR MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add TDP data for laptop model G615LR. Signed-off-by: Denis Benato Link: https://patch.msgid.link/20251225031041.2321249-1-denis.benato@linux.dev Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- drivers/platform/x86/asus-armoury.h | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/drivers/platform/x86/asus-armoury.h b/drivers/platform/x86/asus-armoury.h index 0b7cdae8b442..24977a9da229 100644 --- a/drivers/platform/x86/asus-armoury.h +++ b/drivers/platform/x86/asus-armoury.h @@ -1357,6 +1357,35 @@ static const struct dmi_system_id power_limits[] = { .requires_fan_curve = true, }, }, + { + .matches = { + DMI_MATCH(DMI_BOARD_NAME, "G615LR"), + }, + .driver_data = &(struct power_data) { + .ac_data = &(struct power_limits) { + .ppt_pl1_spl_min = 28, + .ppt_pl1_spl_def = 140, + .ppt_pl1_spl_max = 175, + .ppt_pl2_sppt_min = 28, + .ppt_pl2_sppt_max = 175, + .nv_temp_target_min = 75, + .nv_temp_target_max = 87, + .nv_dynamic_boost_min = 5, + .nv_dynamic_boost_max = 25, + .nv_tgp_min = 65, + .nv_tgp_max = 115, + }, + .dc_data = &(struct power_limits) { + .ppt_pl1_spl_min = 25, + .ppt_pl1_spl_max = 55, + .ppt_pl2_sppt_min = 25, + .ppt_pl2_sppt_max = 70, + .nv_temp_target_min = 75, + .nv_temp_target_max = 87, + }, + .requires_fan_curve = true, + }, + }, { .matches = { DMI_MATCH(DMI_BOARD_NAME, "G634J"), From e44c42c830b7ab36e3a3a86321c619f24def5206 Mon Sep 17 00:00:00 2001 From: Junrui Luo Date: Fri, 26 Dec 2025 19:42:05 +0800 Subject: [PATCH 19/22] platform/x86: hp-bioscfg: Fix out-of-bounds array access in ACPI package parsing MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The hp_populate_*_elements_from_package() functions in the hp-bioscfg driver contain out-of-bounds array access vulnerabilities. These functions parse ACPI packages into internal data structures using a for loop with index variable 'elem' that iterates through enum_obj/integer_obj/order_obj/password_obj/string_obj arrays. When processing multi-element fields like PREREQUISITES and ENUM_POSSIBLE_VALUES, these functions read multiple consecutive array elements using expressions like 'enum_obj[elem + reqs]' and 'enum_obj[elem + pos_values]' within nested loops. The bug is that the bounds check only validated elem, but did not consider the additional offset when accessing elem + reqs or elem + pos_values. The fix changes the bounds check to validate the actual accessed index. Reported-by: Yuhao Jiang Reported-by: Junrui Luo Fixes: e6c7b3e15559 ("platform/x86: hp-bioscfg: string-attributes") Signed-off-by: Junrui Luo Link: https://patch.msgid.link/SYBPR01MB788173D7DD4EA2CB6383683DAFB0A@SYBPR01MB7881.ausprd01.prod.outlook.com Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- drivers/platform/x86/hp/hp-bioscfg/enum-attributes.c | 4 ++-- drivers/platform/x86/hp/hp-bioscfg/int-attributes.c | 2 +- drivers/platform/x86/hp/hp-bioscfg/order-list-attributes.c | 5 +++++ drivers/platform/x86/hp/hp-bioscfg/passwdobj-attributes.c | 5 +++++ drivers/platform/x86/hp/hp-bioscfg/string-attributes.c | 2 +- 5 files changed, 14 insertions(+), 4 deletions(-) diff --git a/drivers/platform/x86/hp/hp-bioscfg/enum-attributes.c b/drivers/platform/x86/hp/hp-bioscfg/enum-attributes.c index c50ad5880503..f346aad8e9d8 100644 --- a/drivers/platform/x86/hp/hp-bioscfg/enum-attributes.c +++ b/drivers/platform/x86/hp/hp-bioscfg/enum-attributes.c @@ -207,7 +207,7 @@ static int hp_populate_enumeration_elements_from_package(union acpi_object *enum case PREREQUISITES: size = min_t(u32, enum_data->common.prerequisites_size, MAX_PREREQUISITES_SIZE); for (reqs = 0; reqs < size; reqs++) { - if (elem >= enum_obj_count) { + if (elem + reqs >= enum_obj_count) { pr_err("Error enum-objects package is too small\n"); return -EINVAL; } @@ -255,7 +255,7 @@ static int hp_populate_enumeration_elements_from_package(union acpi_object *enum for (pos_values = 0; pos_values < size && pos_values < MAX_VALUES_SIZE; pos_values++) { - if (elem >= enum_obj_count) { + if (elem + pos_values >= enum_obj_count) { pr_err("Error enum-objects package is too small\n"); return -EINVAL; } diff --git a/drivers/platform/x86/hp/hp-bioscfg/int-attributes.c b/drivers/platform/x86/hp/hp-bioscfg/int-attributes.c index 6c7f4d5fa9cb..63b1fda2be4e 100644 --- a/drivers/platform/x86/hp/hp-bioscfg/int-attributes.c +++ b/drivers/platform/x86/hp/hp-bioscfg/int-attributes.c @@ -227,7 +227,7 @@ static int hp_populate_integer_elements_from_package(union acpi_object *integer_ size = min_t(u32, integer_data->common.prerequisites_size, MAX_PREREQUISITES_SIZE); for (reqs = 0; reqs < size; reqs++) { - if (elem >= integer_obj_count) { + if (elem + reqs >= integer_obj_count) { pr_err("Error elem-objects package is too small\n"); return -EINVAL; } diff --git a/drivers/platform/x86/hp/hp-bioscfg/order-list-attributes.c b/drivers/platform/x86/hp/hp-bioscfg/order-list-attributes.c index c6e57bb9d8b7..6a31f47ce3f5 100644 --- a/drivers/platform/x86/hp/hp-bioscfg/order-list-attributes.c +++ b/drivers/platform/x86/hp/hp-bioscfg/order-list-attributes.c @@ -216,6 +216,11 @@ static int hp_populate_ordered_list_elements_from_package(union acpi_object *ord size = min_t(u32, ordered_list_data->common.prerequisites_size, MAX_PREREQUISITES_SIZE); for (reqs = 0; reqs < size; reqs++) { + if (elem + reqs >= order_obj_count) { + pr_err("Error elem-objects package is too small\n"); + return -EINVAL; + } + ret = hp_convert_hexstr_to_str(order_obj[elem + reqs].string.pointer, order_obj[elem + reqs].string.length, &str_value, &value_len); diff --git a/drivers/platform/x86/hp/hp-bioscfg/passwdobj-attributes.c b/drivers/platform/x86/hp/hp-bioscfg/passwdobj-attributes.c index 187b372123ed..ec79d9d50377 100644 --- a/drivers/platform/x86/hp/hp-bioscfg/passwdobj-attributes.c +++ b/drivers/platform/x86/hp/hp-bioscfg/passwdobj-attributes.c @@ -303,6 +303,11 @@ static int hp_populate_password_elements_from_package(union acpi_object *passwor MAX_PREREQUISITES_SIZE); for (reqs = 0; reqs < size; reqs++) { + if (elem + reqs >= password_obj_count) { + pr_err("Error elem-objects package is too small\n"); + return -EINVAL; + } + ret = hp_convert_hexstr_to_str(password_obj[elem + reqs].string.pointer, password_obj[elem + reqs].string.length, &str_value, &value_len); diff --git a/drivers/platform/x86/hp/hp-bioscfg/string-attributes.c b/drivers/platform/x86/hp/hp-bioscfg/string-attributes.c index 27758b779b2d..7b885d25650c 100644 --- a/drivers/platform/x86/hp/hp-bioscfg/string-attributes.c +++ b/drivers/platform/x86/hp/hp-bioscfg/string-attributes.c @@ -217,7 +217,7 @@ static int hp_populate_string_elements_from_package(union acpi_object *string_ob MAX_PREREQUISITES_SIZE); for (reqs = 0; reqs < size; reqs++) { - if (elem >= string_obj_count) { + if (elem + reqs >= string_obj_count) { pr_err("Error elem-objects package is too small\n"); return -EINVAL; } From 66e245db16f0175af656cd812b6dc1a5e1f7b80a Mon Sep 17 00:00:00 2001 From: Alok Tiwari Date: Wed, 24 Dec 2025 01:51:09 -0800 Subject: [PATCH 20/22] platform/x86/intel/pmt/discovery: use valid device pointer in dev_err_probe MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The PMT feature probe creates a child device with device_create(). If device creation fail, the code pass priv->dev (which is an ERR_PTR) to dev_err_probe(), which is not a valid device pointer. This patch change the dev_err_probe() call to use the parent auxiliary device (&auxdev->dev) and update the error message to reference the parent device name. It ensure correct error reporting and avoid passing an invalid device pointer. Fixes: d9a078809356 ("platform/x86/intel/pmt: Add PMT Discovery driver") Signed-off-by: Alok Tiwari Link: https://patch.msgid.link/20251224095133.115678-1-alok.a.tiwari@oracle.com Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- drivers/platform/x86/intel/pmt/discovery.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/platform/x86/intel/pmt/discovery.c b/drivers/platform/x86/intel/pmt/discovery.c index 9c5b4d0e1fae..e500aa327d23 100644 --- a/drivers/platform/x86/intel/pmt/discovery.c +++ b/drivers/platform/x86/intel/pmt/discovery.c @@ -548,9 +548,9 @@ static int pmt_features_probe(struct auxiliary_device *auxdev, const struct auxi priv->dev = device_create(&intel_pmt_class, &auxdev->dev, MKDEV(0, 0), priv, "%s-%s", "features", dev_name(priv->parent)); if (IS_ERR(priv->dev)) - return dev_err_probe(priv->dev, PTR_ERR(priv->dev), + return dev_err_probe(&auxdev->dev, PTR_ERR(priv->dev), "Could not create %s-%s device node\n", - "features", dev_name(priv->dev)); + "features", dev_name(priv->parent)); /* Initialize each feature */ for (i = 0; i < ivdev->num_resources; i++) { From 6a02651c4c4b710ecbaf798eb4feb57c97f2bc14 Mon Sep 17 00:00:00 2001 From: Denis Benato Date: Mon, 29 Dec 2025 16:07:55 +0100 Subject: [PATCH 21/22] platform/x86: asus-armoury: fix ppt data for FA507R MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit PPT data for FA507R was reported to be wrong by a user: change limits to make them equal to Armoury Crate limits. Fixes: 39ae6c50e599 ("platform/x86: asus-armoury: add ppt_* and nv_* tuning knobs") Signed-off-by: Denis Benato Link: https://patch.msgid.link/20251229150755.1351495-1-denis.benato@linux.dev Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- drivers/platform/x86/asus-armoury.h | 21 ++++++++++++++++++--- 1 file changed, 18 insertions(+), 3 deletions(-) diff --git a/drivers/platform/x86/asus-armoury.h b/drivers/platform/x86/asus-armoury.h index 24977a9da229..68b174b70a66 100644 --- a/drivers/platform/x86/asus-armoury.h +++ b/drivers/platform/x86/asus-armoury.h @@ -449,12 +449,27 @@ static const struct dmi_system_id power_limits[] = { .ac_data = &(struct power_limits) { .ppt_pl1_spl_min = 15, .ppt_pl1_spl_max = 80, - .ppt_pl2_sppt_min = 25, + .ppt_pl2_sppt_min = 35, .ppt_pl2_sppt_max = 80, .ppt_pl3_fppt_min = 35, - .ppt_pl3_fppt_max = 80 + .ppt_pl3_fppt_max = 80, + .nv_dynamic_boost_min = 5, + .nv_dynamic_boost_max = 25, + .nv_temp_target_min = 75, + .nv_temp_target_max = 87, + }, + .dc_data = &(struct power_limits) { + .ppt_pl1_spl_min = 15, + .ppt_pl1_spl_def = 45, + .ppt_pl1_spl_max = 65, + .ppt_pl2_sppt_min = 35, + .ppt_pl2_sppt_def = 54, + .ppt_pl2_sppt_max = 65, + .ppt_pl3_fppt_min = 35, + .ppt_pl3_fppt_max = 65, + .nv_temp_target_min = 75, + .nv_temp_target_max = 87, }, - .dc_data = NULL, }, }, { From c6703f10c8cc36f53b867bdbdd5bacaaa47ce799 Mon Sep 17 00:00:00 2001 From: Denis Benato Date: Mon, 29 Dec 2025 21:44:58 +0100 Subject: [PATCH 22/22] platform/x86: asus-armoury: add support for G835LW MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add TDP data for laptop model G835LW. Signed-off-by: Denis Benato Link: https://patch.msgid.link/20251229204458.2658777-1-denis.benato@linux.dev Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- drivers/platform/x86/asus-armoury.h | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/drivers/platform/x86/asus-armoury.h b/drivers/platform/x86/asus-armoury.h index 68b174b70a66..3ac7aea37838 100644 --- a/drivers/platform/x86/asus-armoury.h +++ b/drivers/platform/x86/asus-armoury.h @@ -1567,6 +1567,35 @@ static const struct dmi_system_id power_limits[] = { .requires_fan_curve = true, }, }, + { + .matches = { + DMI_MATCH(DMI_BOARD_NAME, "G835LW"), + }, + .driver_data = &(struct power_data) { + .ac_data = &(struct power_limits) { + .ppt_pl1_spl_min = 28, + .ppt_pl1_spl_def = 140, + .ppt_pl1_spl_max = 175, + .ppt_pl2_sppt_min = 28, + .ppt_pl2_sppt_max = 175, + .nv_dynamic_boost_min = 5, + .nv_dynamic_boost_max = 25, + .nv_temp_target_min = 75, + .nv_temp_target_max = 87, + .nv_tgp_min = 80, + .nv_tgp_max = 150, + }, + .dc_data = &(struct power_limits) { + .ppt_pl1_spl_min = 25, + .ppt_pl1_spl_max = 55, + .ppt_pl2_sppt_min = 25, + .ppt_pl2_sppt_max = 70, + .nv_temp_target_min = 75, + .nv_temp_target_max = 87, + }, + .requires_fan_curve = true, + }, + }, { .matches = { DMI_MATCH(DMI_BOARD_NAME, "H7606W"),