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authorJakub Kicinski <kuba@kernel.org>2025-11-27 12:16:40 -0800
committerJakub Kicinski <kuba@kernel.org>2025-11-27 12:19:08 -0800
commitdb4029859d6fd03f0622d394f4cdb1be86d7ec62 (patch)
treee2e33b9c1f6bb9aea36df6ce974d698f0aaf177c /drivers/platform/x86/msi-wmi-platform.c
parent73f784b2c938e17e4af90aff4cdcaafe4ca06a5f (diff)
parent1f5e808aa63af61ec0d6a14909056d6668813e86 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Conflicts: net/xdp/xsk.c 0ebc27a4c67d ("xsk: avoid data corruption on cq descriptor number") 8da7bea7db69 ("xsk: add indirect call for xsk_destruct_skb") 30ed05adca4a ("xsk: use a smaller new lock for shared pool case") https://lore.kernel.org/20251127105450.4a1665ec@canb.auug.org.au https://lore.kernel.org/eb4eee14-7e24-4d1b-b312-e9ea738fefee@kernel.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/platform/x86/msi-wmi-platform.c')
-rw-r--r--drivers/platform/x86/msi-wmi-platform.c43
1 files changed, 41 insertions, 2 deletions
diff --git a/drivers/platform/x86/msi-wmi-platform.c b/drivers/platform/x86/msi-wmi-platform.c
index dc5e9878cb68..e912fcc12d12 100644
--- a/drivers/platform/x86/msi-wmi-platform.c
+++ b/drivers/platform/x86/msi-wmi-platform.c
@@ -14,6 +14,7 @@
#include <linux/debugfs.h>
#include <linux/device.h>
#include <linux/device/driver.h>
+#include <linux/dmi.h>
#include <linux/errno.h>
#include <linux/hwmon.h>
#include <linux/kernel.h>
@@ -28,7 +29,7 @@
#define DRIVER_NAME "msi-wmi-platform"
-#define MSI_PLATFORM_GUID "ABBC0F6E-8EA1-11d1-00A0-C90629100000"
+#define MSI_PLATFORM_GUID "ABBC0F6E-8EA1-11D1-00A0-C90629100000"
#define MSI_WMI_PLATFORM_INTERFACE_VERSION 2
@@ -448,7 +449,45 @@ static struct wmi_driver msi_wmi_platform_driver = {
.probe = msi_wmi_platform_probe,
.no_singleton = true,
};
-module_wmi_driver(msi_wmi_platform_driver);
+
+/*
+ * MSI reused the WMI GUID from the WMI-ACPI sample code provided by Microsoft,
+ * so other manufacturers might use it as well for their WMI-ACPI implementations.
+ */
+static const struct dmi_system_id msi_wmi_platform_whitelist[] __initconst = {
+ {
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "MICRO-STAR INT"),
+ },
+ },
+ {
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International"),
+ },
+ },
+ { }
+};
+
+static int __init msi_wmi_platform_module_init(void)
+{
+ if (!dmi_check_system(msi_wmi_platform_whitelist)) {
+ if (!force)
+ return -ENODEV;
+
+ pr_warn("Ignoring DMI whitelist\n");
+ }
+
+ return wmi_driver_register(&msi_wmi_platform_driver);
+}
+
+static void __exit msi_wmi_platform_module_exit(void)
+{
+ wmi_driver_unregister(&msi_wmi_platform_driver);
+}
+
+module_init(msi_wmi_platform_module_init);
+module_exit(msi_wmi_platform_module_exit);
+
MODULE_AUTHOR("Armin Wolf <W_Armin@gmx.de>");
MODULE_DESCRIPTION("MSI WMI platform features");