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Merge back earlier acpi-hotplug material.

Rafael J. Wysocki 11 năm trước cách đây
mục cha
commit
76540969b1
3 tập tin đã thay đổi với 5 bổ sung1 xóa
  1. 3 0
      drivers/acpi/pci_root.c
  2. 1 1
      drivers/acpi/scan.c
  3. 1 0
      include/acpi/acpi_bus.h

+ 3 - 0
drivers/acpi/pci_root.c

@@ -65,6 +65,9 @@ static struct acpi_scan_handler pci_root_handler = {
 	.ids = root_device_ids,
 	.attach = acpi_pci_root_add,
 	.detach = acpi_pci_root_remove,
+	.hotplug = {
+		.ignore = true,
+	},
 };
 
 static DEFINE_MUTEX(osc_lock);

+ 1 - 1
drivers/acpi/scan.c

@@ -1772,7 +1772,7 @@ static void acpi_scan_init_hotplug(acpi_handle handle, int type)
 	 */
 	list_for_each_entry(hwid, &pnp.ids, list) {
 		handler = acpi_scan_match_handler(hwid->id, NULL);
-		if (handler) {
+		if (handler && !handler->hotplug.ignore) {
 			acpi_install_notify_handler(handle, ACPI_SYSTEM_NOTIFY,
 					acpi_hotplug_notify_cb, handler);
 			break;

+ 1 - 0
include/acpi/acpi_bus.h

@@ -100,6 +100,7 @@ enum acpi_hotplug_mode {
 struct acpi_hotplug_profile {
 	struct kobject kobj;
 	bool enabled:1;
+	bool ignore:1;
 	enum acpi_hotplug_mode mode;
 };