diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c
index 4fe2ef54088c..cf7c1cca69dd 100644
--- a/drivers/acpi/acpi_processor.c
+++ b/drivers/acpi/acpi_processor.c
@@ -626,6 +626,17 @@ static struct acpi_scan_handler processor_handler = {
 	},
 };
 
+bool acpi_device_is_processor(const struct acpi_device *adev)
+{
+	if (adev->device_type == ACPI_BUS_TYPE_PROCESSOR)
+		return true;
+
+	if (adev->device_type != ACPI_BUS_TYPE_DEVICE)
+		return false;
+
+	return acpi_scan_check_handler(adev, &processor_handler);
+}
+
 static int acpi_processor_container_attach(struct acpi_device *dev,
 					   const struct acpi_device_id *id)
 {
diff --git a/drivers/acpi/device_pm.c b/drivers/acpi/device_pm.c
index 3b4d048c4941..e3c80f3b3b57 100644
--- a/drivers/acpi/device_pm.c
+++ b/drivers/acpi/device_pm.c
@@ -313,7 +313,7 @@ int acpi_bus_init_power(struct acpi_device *device)
 		return -EINVAL;
 
 	device->power.state = ACPI_STATE_UNKNOWN;
-	if (!acpi_device_is_present(device)) {
+	if (!acpi_dev_ready_for_enumeration(device)) {
 		device->flags.initialized = false;
 		return -ENXIO;
 	}
diff --git a/drivers/acpi/device_sysfs.c b/drivers/acpi/device_sysfs.c
index 23373faa35ec..a0256d2493a7 100644
--- a/drivers/acpi/device_sysfs.c
+++ b/drivers/acpi/device_sysfs.c
@@ -141,7 +141,7 @@ static int create_pnp_modalias(const struct acpi_device *acpi_dev, char *modalia
 	struct acpi_hardware_id *id;
 
 	/* Avoid unnecessarily loading modules for non present devices. */
-	if (!acpi_device_is_present(acpi_dev))
+	if (!acpi_dev_ready_for_enumeration(acpi_dev))
 		return 0;
 
 	/*
diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h
index 6588525c45ef..1bc8b6db60c5 100644
--- a/drivers/acpi/internal.h
+++ b/drivers/acpi/internal.h
@@ -62,6 +62,8 @@ void acpi_sysfs_add_hotplug_profile(struct acpi_hotplug_profile *hotplug,
 int acpi_scan_add_handler_with_hotplug(struct acpi_scan_handler *handler,
 				       const char *hotplug_profile_name);
 void acpi_scan_hotplug_enabled(struct acpi_hotplug_profile *hotplug, bool val);
+bool acpi_scan_check_handler(const struct acpi_device *adev,
+			     struct acpi_scan_handler *handler);
 
 #ifdef CONFIG_DEBUG_FS
 extern struct dentry *acpi_debugfs_dir;
@@ -121,7 +123,6 @@ int acpi_device_setup_files(struct acpi_device *dev);
 void acpi_device_remove_files(struct acpi_device *dev);
 void acpi_device_add_finalize(struct acpi_device *device);
 void acpi_free_pnp_ids(struct acpi_device_pnp *pnp);
-bool acpi_device_is_present(const struct acpi_device *adev);
 bool acpi_device_is_battery(struct acpi_device *adev);
 bool acpi_device_is_first_physical_node(struct acpi_device *adev,
 					const struct device *dev);
@@ -133,6 +134,7 @@ int acpi_bus_register_early_device(int type);
 const struct acpi_device *acpi_companion_match(const struct device *dev);
 int __acpi_device_uevent_modalias(const struct acpi_device *adev,
 				  struct kobj_uevent_env *env);
+bool acpi_device_is_processor(const struct acpi_device *adev);
 
 /* --------------------------------------------------------------------------
                                   Power Resource
diff --git a/drivers/acpi/property.c b/drivers/acpi/property.c
index a6ead5204046..9f8d54038770 100644
--- a/drivers/acpi/property.c
+++ b/drivers/acpi/property.c
@@ -1486,7 +1486,7 @@ static bool acpi_fwnode_device_is_available(const struct fwnode_handle *fwnode)
 	if (!is_acpi_device_node(fwnode))
 		return false;
 
-	return acpi_device_is_present(to_acpi_device_node(fwnode));
+	return acpi_dev_ready_for_enumeration(to_acpi_device_node(fwnode));
 }
 
 static const void *
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index e6ed1ba91e5c..fd2e8b3a5749 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -304,7 +304,7 @@ static int acpi_scan_device_check(struct acpi_device *adev)
 	int error;
 
 	acpi_bus_get_status(adev);
-	if (acpi_device_is_present(adev)) {
+	if (acpi_dev_ready_for_enumeration(adev)) {
 		/*
 		 * This function is only called for device objects for which
 		 * matching scan handlers exist.  The only situation in which
@@ -338,7 +338,7 @@ static int acpi_scan_bus_check(struct acpi_device *adev, void *not_used)
 	int error;
 
 	acpi_bus_get_status(adev);
-	if (!acpi_device_is_present(adev)) {
+	if (!acpi_dev_ready_for_enumeration(adev)) {
 		acpi_scan_device_not_enumerated(adev);
 		return 0;
 	}
@@ -1917,11 +1917,6 @@ static bool acpi_device_should_be_hidden(acpi_handle handle)
 	return true;
 }
 
-bool acpi_device_is_present(const struct acpi_device *adev)
-{
-	return adev->status.present || adev->status.functional;
-}
-
 static bool acpi_scan_handler_matching(struct acpi_scan_handler *handler,
 				       const char *idstr,
 				       const struct acpi_device_id **matchid)
@@ -1942,6 +1937,18 @@ static bool acpi_scan_handler_matching(struct acpi_scan_handler *handler,
 	return false;
 }
 
+bool acpi_scan_check_handler(const struct acpi_device *adev,
+			     struct acpi_scan_handler *handler)
+{
+	struct acpi_hardware_id *hwid;
+
+	list_for_each_entry(hwid, &adev->pnp.ids, list)
+		if (acpi_scan_handler_matching(handler, hwid->id, NULL))
+			return true;
+
+	return false;
+}
+
 static struct acpi_scan_handler *acpi_scan_match_handler(const char *idstr,
 					const struct acpi_device_id **matchid)
 {
@@ -2405,16 +2412,35 @@ EXPORT_SYMBOL_GPL(acpi_dev_clear_dependencies);
  * acpi_dev_ready_for_enumeration - Check if the ACPI device is ready for enumeration
  * @device: Pointer to the &struct acpi_device to check
  *
- * Check if the device is present and has no unmet dependencies.
+ * Check if the device is functional or enabled and has no unmet dependencies.
  *
- * Return true if the device is ready for enumeratino. Otherwise, return false.
+ * Return true if the device is ready for enumeration. Otherwise, return false.
  */
 bool acpi_dev_ready_for_enumeration(const struct acpi_device *device)
 {
 	if (device->flags.honor_deps && device->dep_unmet)
 		return false;
 
-	return acpi_device_is_present(device);
+	/*
+	 * ACPI 6.5's 6.3.7 "_STA (Device Status)" allows firmware to return
+	 * (!present && functional) for certain types of devices that should be
+	 * enumerated. Note that the enabled bit should not be set unless the
+	 * present bit is set.
+	 *
+	 * However, limit this only to processor devices to reduce possible
+	 * regressions with firmware.
+	 */
+	if (!device->status.present)
+		return device->status.functional;
+
+	/*
+	 * Fast path - if enabled is set, avoid the more expensive test to
+	 * check whether this device is a processor.
+	 */
+	if (device->status.enabled)
+		return true;
+
+	return !acpi_device_is_processor(device);
 }
 EXPORT_SYMBOL_GPL(acpi_dev_ready_for_enumeration);
 
