-diff -rupN NVIDIA-Linux-x86_64-331.38.orig/kernel/nv-acpi.c NVIDIA-Linux-x86_64-331.38/kernel/nv-acpi.c
---- NVIDIA-Linux-x86_64-331.38.orig/kernel/nv-acpi.c 2014-01-25 09:39:47.126966926 +0100
-+++ NVIDIA-Linux-x86_64-331.38/kernel/nv-acpi.c 2014-01-26 09:59:45.853427603 +0100
-@@ -303,7 +303,10 @@ static int nv_acpi_remove(struct acpi_de
-
- if (pNvAcpiObject->notify_handler_installed)
- {
-+#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 13, 0)
-+ /* beginning with 3.13, acpi_remove_notify_handler() waits for events to finish */
- NV_ACPI_OS_WAIT_EVENTS_COMPLETE();
-+#endif
-
- // remove event notifier
- status = acpi_remove_notify_handler(device->handle, ACPI_DEVICE_NOTIFY, nv_acpi_event);
-@@ -1076,10 +1079,17 @@ RM_STATUS NV_API_CALL nv_acpi_dsm_method
- union acpi_object dsm_params[4];
- NvU8 argument3[4]; /* For all DSM sub functions, input size is 4 */
- acpi_handle dev_handle = NULL;
-+#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 13, 0)
- #ifdef DEVICE_ACPI_HANDLE
- nv_linux_state_t *nvl = NV_GET_NVL_FROM_NV_STATE(nv);
- dev_handle = DEVICE_ACPI_HANDLE(&nvl->dev->dev);
- #endif
-+#else
-+#ifdef ACPI_HANDLE
-+ nv_linux_state_t *nvl = NV_GET_NVL_FROM_NV_STATE(nv);
-+ dev_handle = ACPI_HANDLE(&nvl->dev->dev);
-+#endif
-+#endif
- if (!dev_handle)
- return RM_ERR_NOT_SUPPORTED;
-
-@@ -1179,12 +1189,21 @@ RM_STATUS NV_API_CALL nv_acpi_ddc_method
- NvU32 i;
- acpi_handle dev_handle = NULL;
- acpi_handle lcd_dev_handle = NULL;
-+#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 13, 0)
- #ifdef DEVICE_ACPI_HANDLE
- nv_linux_state_t *nvl = NV_GET_NVL_FROM_NV_STATE(nv);
- dev_handle = DEVICE_ACPI_HANDLE(&nvl->dev->dev);
- #else
- return RM_ERR_NOT_SUPPORTED;
- #endif
-+#else
-+#ifdef ACPI_HANDLE
-+ nv_linux_state_t *nvl = NV_GET_NVL_FROM_NV_STATE(nv);
-+ dev_handle = ACPI_HANDLE(&nvl->dev->dev);
-+#else
-+ return RM_ERR_NOT_SUPPORTED;
-+#endif
-+#endif
- if (!dev_handle)
- return RM_ERR_INVALID_ARGUMENT;
-
-@@ -1294,12 +1313,21 @@ RM_STATUS NV_API_CALL nv_acpi_rom_method
- union acpi_object rom_arg[2];
- struct acpi_object_list input = { 2, rom_arg };
- acpi_handle dev_handle = NULL;
-+#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 13, 0)
- #ifdef DEVICE_ACPI_HANDLE
- nv_linux_state_t *nvl = NV_GET_NVL_FROM_NV_STATE(nv);
- dev_handle = DEVICE_ACPI_HANDLE(&nvl->dev->dev);
- #else
- return RM_ERR_NOT_SUPPORTED;
- #endif
-+#else
-+#ifdef ACPI_HANDLE
-+ nv_linux_state_t *nvl = NV_GET_NVL_FROM_NV_STATE(nv);
-+ dev_handle = ACPI_HANDLE(&nvl->dev->dev);
-+#else
-+ return RM_ERR_NOT_SUPPORTED;
-+#endif
-+#endif
- if (!dev_handle)
- return RM_ERR_INVALID_ARGUMENT;
-