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authorLinus Torvalds <torvalds@linux-foundation.org>2026-02-03 10:06:43 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2026-02-03 10:06:43 -0800
commitd0452e3ea094e1fd4959fb3fd67f8827a4c04743 (patch)
tree5be932229c54f32b07a30ddbc0df25d1ab354ba2 /drivers
parent6bd9ed02871f22beb0e50690b0c3caf457104f7c (diff)
parent008bec8ffe6e7746588d1e12c5b3865fa478fc91 (diff)
Merge tag 'platform-drivers-x86-v6.19-4' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86
Pull x86 platform driver fixes from Ilpo Järvinen: - amd/pmc: Add quirk for MECHREVO Wujie 15X Pro - classmate-laptop: Add missing NULL pointer checks - hp-bioscfg: Skip empty attribute names - intel_telemetry: - Fix PSS event register mask - Fix swapped arrays in PSS output - intel/tpmi/plr: Make the file domain<n>/status writeable - intel/vsec: Add Nova Lake PUNIT support - lg-laptop: Recognize 2022-2025 models - panasonic-laptop: Fix sysfs group leak in error path - toshiba_haps: Fix memory leaks in add/remove routines * tag 'platform-drivers-x86-v6.19-4' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86: platform/x86/intel/tpmi/plr: Make the file domain<n>/status writeable platform/x86: hp-bioscfg: Skip empty attribute names platform/x86: classmate-laptop: Add missing NULL pointer checks platform/x86: lg-laptop: Recognize 2022-2025 models platform/x86/amd/pmc: Add quirk for MECHREVO Wujie 15X Pro platform/x86: intel_telemetry: Fix PSS event register mask platform/x86: intel_telemetry: Fix swapped arrays in PSS output platform/x86/intel/vsec: Add Nova Lake PUNIT support platform/x86: toshiba_haps: Fix memory leaks in add/remove routines platform/x86: panasonic-laptop: Fix sysfs group leak in error path
Diffstat (limited to 'drivers')
-rw-r--r--drivers/platform/x86/amd/pmc/pmc-quirks.c7
-rw-r--r--drivers/platform/x86/classmate-laptop.c32
-rw-r--r--drivers/platform/x86/hp/hp-bioscfg/bioscfg.c5
-rw-r--r--drivers/platform/x86/intel/plr_tpmi.c2
-rw-r--r--drivers/platform/x86/intel/telemetry/debugfs.c4
-rw-r--r--drivers/platform/x86/intel/telemetry/pltdrv.c2
-rw-r--r--drivers/platform/x86/intel/vsec.c2
-rw-r--r--drivers/platform/x86/lg-laptop.c11
-rw-r--r--drivers/platform/x86/panasonic-laptop.c4
-rw-r--r--drivers/platform/x86/toshiba_haps.c2
10 files changed, 64 insertions, 7 deletions
diff --git a/drivers/platform/x86/amd/pmc/pmc-quirks.c b/drivers/platform/x86/amd/pmc/pmc-quirks.c
index 404e62ad293a..ed285afaf9b0 100644
--- a/drivers/platform/x86/amd/pmc/pmc-quirks.c
+++ b/drivers/platform/x86/amd/pmc/pmc-quirks.c
@@ -302,6 +302,13 @@ static const struct dmi_system_id fwbug_list[] = {
DMI_MATCH(DMI_BOARD_NAME, "XxKK4NAx_XxSP4NAx"),
}
},
+ {
+ .ident = "MECHREVO Wujie 15X Pro",
+ .driver_data = &quirk_spurious_8042,
+ .matches = {
+ DMI_MATCH(DMI_BOARD_NAME, "WUJIE Series-X5SP4NAG"),
+ }
+ },
{}
};
diff --git a/drivers/platform/x86/classmate-laptop.c b/drivers/platform/x86/classmate-laptop.c
index 6b1b8e444e24..74d3eb83f56a 100644
--- a/drivers/platform/x86/classmate-laptop.c
+++ b/drivers/platform/x86/classmate-laptop.c
@@ -207,7 +207,12 @@ static ssize_t cmpc_accel_sensitivity_show_v4(struct device *dev,
acpi = to_acpi_device(dev);
inputdev = dev_get_drvdata(&acpi->dev);
+ if (!inputdev)
+ return -ENXIO;
+
accel = dev_get_drvdata(&inputdev->dev);
+ if (!accel)
+ return -ENXIO;
return sysfs_emit(buf, "%d\n", accel->sensitivity);
}
@@ -224,7 +229,12 @@ static ssize_t cmpc_accel_sensitivity_store_v4(struct device *dev,
acpi = to_acpi_device(dev);
inputdev = dev_get_drvdata(&acpi->dev);
+ if (!inputdev)
+ return -ENXIO;
+
accel = dev_get_drvdata(&inputdev->dev);
+ if (!accel)
+ return -ENXIO;
r = kstrtoul(buf, 0, &sensitivity);
if (r)
@@ -256,7 +266,12 @@ static ssize_t cmpc_accel_g_select_show_v4(struct device *dev,
acpi = to_acpi_device(dev);
inputdev = dev_get_drvdata(&acpi->dev);
+ if (!inputdev)
+ return -ENXIO;
+
accel = dev_get_drvdata(&inputdev->dev);
+ if (!accel)
+ return -ENXIO;
return sysfs_emit(buf, "%d\n", accel->g_select);
}
@@ -273,7 +288,12 @@ static ssize_t cmpc_accel_g_select_store_v4(struct device *dev,
acpi = to_acpi_device(dev);
inputdev = dev_get_drvdata(&acpi->dev);
+ if (!inputdev)
+ return -ENXIO;
+
accel = dev_get_drvdata(&inputdev->dev);
+ if (!accel)
+ return -ENXIO;
r = kstrtoul(buf, 0, &g_select);
if (r)
@@ -302,6 +322,8 @@ static int cmpc_accel_open_v4(struct input_dev *input)
acpi = to_acpi_device(input->dev.parent);
accel = dev_get_drvdata(&input->dev);
+ if (!accel)
+ return -ENXIO;
cmpc_accel_set_sensitivity_v4(acpi->handle, accel->sensitivity);
cmpc_accel_set_g_select_v4(acpi->handle, accel->g_select);
@@ -549,7 +571,12 @@ static ssize_t cmpc_accel_sensitivity_show(struct device *dev,
acpi = to_acpi_device(dev);
inputdev = dev_get_drvdata(&acpi->dev);
+ if (!inputdev)
+ return -ENXIO;
+
accel = dev_get_drvdata(&inputdev->dev);
+ if (!accel)
+ return -ENXIO;
return sysfs_emit(buf, "%d\n", accel->sensitivity);
}
@@ -566,7 +593,12 @@ static ssize_t cmpc_accel_sensitivity_store(struct device *dev,
acpi = to_acpi_device(dev);
inputdev = dev_get_drvdata(&acpi->dev);
+ if (!inputdev)
+ return -ENXIO;
+
accel = dev_get_drvdata(&inputdev->dev);
+ if (!accel)
+ return -ENXIO;
r = kstrtoul(buf, 0, &sensitivity);
if (r)
diff --git a/drivers/platform/x86/hp/hp-bioscfg/bioscfg.c b/drivers/platform/x86/hp/hp-bioscfg/bioscfg.c
index dbe096eefa75..51e8977d3eb4 100644
--- a/drivers/platform/x86/hp/hp-bioscfg/bioscfg.c
+++ b/drivers/platform/x86/hp/hp-bioscfg/bioscfg.c
@@ -696,6 +696,11 @@ static int hp_init_bios_package_attribute(enum hp_wmi_data_type attr_type,
return ret;
}
+ if (!str_value || !str_value[0]) {
+ pr_debug("Ignoring attribute with empty name\n");
+ goto pack_attr_exit;
+ }
+
/* All duplicate attributes found are ignored */
duplicate = kset_find_obj(temp_kset, str_value);
if (duplicate) {
diff --git a/drivers/platform/x86/intel/plr_tpmi.c b/drivers/platform/x86/intel/plr_tpmi.c
index 58132da47745..05727169f49c 100644
--- a/drivers/platform/x86/intel/plr_tpmi.c
+++ b/drivers/platform/x86/intel/plr_tpmi.c
@@ -316,7 +316,7 @@ static int intel_plr_probe(struct auxiliary_device *auxdev, const struct auxilia
snprintf(name, sizeof(name), "domain%d", i);
dentry = debugfs_create_dir(name, plr->dbgfs_dir);
- debugfs_create_file("status", 0444, dentry, &plr->die_info[i],
+ debugfs_create_file("status", 0644, dentry, &plr->die_info[i],
&plr_status_fops);
}
diff --git a/drivers/platform/x86/intel/telemetry/debugfs.c b/drivers/platform/x86/intel/telemetry/debugfs.c
index 70e5736c44c7..189c61ff7ff0 100644
--- a/drivers/platform/x86/intel/telemetry/debugfs.c
+++ b/drivers/platform/x86/intel/telemetry/debugfs.c
@@ -449,7 +449,7 @@ static int telem_pss_states_show(struct seq_file *s, void *unused)
for (index = 0; index < debugfs_conf->pss_ltr_evts; index++) {
seq_printf(s, "%-32s\t%u\n",
debugfs_conf->pss_ltr_data[index].name,
- pss_s0ix_wakeup[index]);
+ pss_ltr_blkd[index]);
}
seq_puts(s, "\n--------------------------------------\n");
@@ -459,7 +459,7 @@ static int telem_pss_states_show(struct seq_file *s, void *unused)
for (index = 0; index < debugfs_conf->pss_wakeup_evts; index++) {
seq_printf(s, "%-32s\t%u\n",
debugfs_conf->pss_wakeup[index].name,
- pss_ltr_blkd[index]);
+ pss_s0ix_wakeup[index]);
}
return 0;
diff --git a/drivers/platform/x86/intel/telemetry/pltdrv.c b/drivers/platform/x86/intel/telemetry/pltdrv.c
index f23c170a55dc..d9aa349f81e4 100644
--- a/drivers/platform/x86/intel/telemetry/pltdrv.c
+++ b/drivers/platform/x86/intel/telemetry/pltdrv.c
@@ -610,7 +610,7 @@ static int telemetry_setup(struct platform_device *pdev)
/* Get telemetry Info */
events = (read_buf & TELEM_INFO_SRAMEVTS_MASK) >>
TELEM_INFO_SRAMEVTS_SHIFT;
- event_regs = read_buf & TELEM_INFO_SRAMEVTS_MASK;
+ event_regs = read_buf & TELEM_INFO_NENABLES_MASK;
if ((events < TELEM_MAX_EVENTS_SRAM) ||
(event_regs < TELEM_MAX_EVENTS_SRAM)) {
dev_err(&pdev->dev, "PSS:Insufficient Space for SRAM Trace\n");
diff --git a/drivers/platform/x86/intel/vsec.c b/drivers/platform/x86/intel/vsec.c
index ecfc7703f201..012d87878afd 100644
--- a/drivers/platform/x86/intel/vsec.c
+++ b/drivers/platform/x86/intel/vsec.c
@@ -766,6 +766,7 @@ static const struct intel_vsec_platform_info lnl_info = {
#define PCI_DEVICE_ID_INTEL_VSEC_LNL_M 0x647d
#define PCI_DEVICE_ID_INTEL_VSEC_PTL 0xb07d
#define PCI_DEVICE_ID_INTEL_VSEC_WCL 0xfd7d
+#define PCI_DEVICE_ID_INTEL_VSEC_NVL 0xd70d
static const struct pci_device_id intel_vsec_pci_ids[] = {
{ PCI_DEVICE_DATA(INTEL, VSEC_ADL, &tgl_info) },
{ PCI_DEVICE_DATA(INTEL, VSEC_DG1, &dg1_info) },
@@ -778,6 +779,7 @@ static const struct pci_device_id intel_vsec_pci_ids[] = {
{ PCI_DEVICE_DATA(INTEL, VSEC_LNL_M, &lnl_info) },
{ PCI_DEVICE_DATA(INTEL, VSEC_PTL, &mtl_info) },
{ PCI_DEVICE_DATA(INTEL, VSEC_WCL, &mtl_info) },
+ { PCI_DEVICE_DATA(INTEL, VSEC_NVL, &mtl_info) },
{ }
};
MODULE_DEVICE_TABLE(pci, intel_vsec_pci_ids);
diff --git a/drivers/platform/x86/lg-laptop.c b/drivers/platform/x86/lg-laptop.c
index f92e89c75db9..61ef7a218a80 100644
--- a/drivers/platform/x86/lg-laptop.c
+++ b/drivers/platform/x86/lg-laptop.c
@@ -838,8 +838,17 @@ static int acpi_add(struct acpi_device *device)
case 'P':
year = 2021;
break;
- default:
+ case 'Q':
year = 2022;
+ break;
+ case 'R':
+ year = 2023;
+ break;
+ case 'S':
+ year = 2024;
+ break;
+ default:
+ year = 2025;
}
break;
default:
diff --git a/drivers/platform/x86/panasonic-laptop.c b/drivers/platform/x86/panasonic-laptop.c
index 255317e6fec8..937f1a5b78ed 100644
--- a/drivers/platform/x86/panasonic-laptop.c
+++ b/drivers/platform/x86/panasonic-laptop.c
@@ -1089,7 +1089,7 @@ static int acpi_pcc_hotkey_add(struct acpi_device *device)
PLATFORM_DEVID_NONE, NULL, 0);
if (IS_ERR(pcc->platform)) {
result = PTR_ERR(pcc->platform);
- goto out_backlight;
+ goto out_sysfs;
}
result = device_create_file(&pcc->platform->dev,
&dev_attr_cdpower);
@@ -1105,6 +1105,8 @@ static int acpi_pcc_hotkey_add(struct acpi_device *device)
out_platform:
platform_device_unregister(pcc->platform);
+out_sysfs:
+ sysfs_remove_group(&device->dev.kobj, &pcc_attr_group);
out_backlight:
backlight_device_unregister(pcc->backlight);
out_input:
diff --git a/drivers/platform/x86/toshiba_haps.c b/drivers/platform/x86/toshiba_haps.c
index 03dfddeee0c0..e9324bf16aea 100644
--- a/drivers/platform/x86/toshiba_haps.c
+++ b/drivers/platform/x86/toshiba_haps.c
@@ -183,7 +183,7 @@ static int toshiba_haps_add(struct acpi_device *acpi_dev)
pr_info("Toshiba HDD Active Protection Sensor device\n");
- haps = kzalloc(sizeof(struct toshiba_haps_dev), GFP_KERNEL);
+ haps = devm_kzalloc(&acpi_dev->dev, sizeof(*haps), GFP_KERNEL);
if (!haps)
return -ENOMEM;