Merge: Update drivers/platform/x86/intel/pmc to upstream 6.12

MR: https://gitlab.com/redhat/centos-stream/src/kernel/centos-stream-9/-/merge_requests/5667

JIRA: https://issues.redhat.com/browse/RHEL-65816      
JIRA: https://issues.redhat.com/browse/RHEL-65933      
CVE: CVE-2024-50107    
  
Signed-off-by: David Arcari <darcari@redhat.com>

Approved-by: Steve Best <sbest@redhat.com>
Approved-by: Tony Camuso <tcamuso@redhat.com>
Approved-by: CKI KWF Bot <cki-ci-bot+kwf-gitlab-com@redhat.com>

Merged-by: Rado Vrbovsky <rvrbovsk@redhat.com>

Author: emmil

MAINTAINERS

@@ -9955,7 +9955,8 @@ F:	drivers/platform/x86/intel/uncore-frequency/
 INTEL VENDOR SPECIFIC EXTENDED CAPABILITIES DRIVER
 M:	David E. Box <david.e.box@linux.intel.com>
 S:	Supported
-F:	drivers/platform/x86/intel/vsec.*
+F:	drivers/platform/x86/intel/vsec.c
+F:	include/linux/intel_vsec.h
 
 INTEL VIRTUAL BUTTON DRIVER
 M:	AceLan Kao <acelan.kao@canonical.com>

drivers/clocksource/acpi_pm.c

@@ -25,6 +25,10 @@
 #include <asm/io.h>
 #include <asm/time.h>
 
+static void *suspend_resume_cb_data;
+
+static void (*suspend_resume_callback)(void *data, bool suspend);
+
 /*
  * The I/O port the PMTMR resides at.
  * The location is detected during setup_arch(),
@@ -58,6 +62,32 @@ u32 acpi_pm_read_verified(void)
 	return v2;
 }
 
+void acpi_pmtmr_register_suspend_resume_callback(void (*cb)(void *data, bool suspend), void *data)
+{
+	suspend_resume_callback = cb;
+	suspend_resume_cb_data = data;
+}
+EXPORT_SYMBOL_GPL(acpi_pmtmr_register_suspend_resume_callback);
+
+void acpi_pmtmr_unregister_suspend_resume_callback(void)
+{
+	suspend_resume_callback = NULL;
+	suspend_resume_cb_data = NULL;
+}
+EXPORT_SYMBOL_GPL(acpi_pmtmr_unregister_suspend_resume_callback);
+
+static void acpi_pm_suspend(struct clocksource *cs)
+{
+	if (suspend_resume_callback)
+		suspend_resume_callback(suspend_resume_cb_data, true);
+}
+
+static void acpi_pm_resume(struct clocksource *cs)
+{
+	if (suspend_resume_callback)
+		suspend_resume_callback(suspend_resume_cb_data, false);
+}
+
 static u64 acpi_pm_read(struct clocksource *cs)
 {
 	return (u64)read_pmtmr();
@@ -69,6 +99,8 @@ static struct clocksource clocksource_acpi_pm = {
 	.read		= acpi_pm_read,
 	.mask		= (u64)ACPI_PM_MASK,
 	.flags		= CLOCK_SOURCE_IS_CONTINUOUS,
+	.suspend	= acpi_pm_suspend,
+	.resume		= acpi_pm_resume,
 };
 
 

drivers/platform/x86/intel/hid.c

@@ -19,6 +19,7 @@
 /* When NOT in tablet mode, VGBS returns with the flag 0x40 */
 #define TABLET_MODE_FLAG BIT(6)
 
+MODULE_DESCRIPTION("Intel HID Event hotkey driver");
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Alex Hung");