drivers/acpi/acpi_video.c

80 static void acpi_video_bus_notify(acpi_handle handle, u32 event, void *data);
207 static void acpi_video_device_notify(acpi_handle handle, u32 event, void *data);
308 acpi_video_device_lcd_query_levels(acpi_handle handle,
318 	status = acpi_evaluate_object(handle, "_BCL", NULL, &buffer);
323 		acpi_handle_info(handle, "Invalid _BCL data\n");
344 	status = acpi_execute_simple_method(device->dev->handle,
347 		acpi_handle_info(device->dev->handle, "_BCM evaluation failed\n");
361 	acpi_handle_info(device->dev->handle, "Current brightness invalid\n");
567 		status = acpi_evaluate_integer(device->dev->handle, buf,
591 			acpi_handle_info(device->dev->handle,
603 			acpi_handle_info(device->dev->handle,
633 	status = acpi_evaluate_object(device->dev->handle, "_DDC", &args, &buffer);
642 		acpi_handle_debug(device->dev->handle,
689 	status = acpi_execute_simple_method(video->device->handle, "_DOS",
795 	if (ACPI_FAILURE(acpi_video_device_lcd_query_levels(device->handle, &obj))) {
796 		acpi_handle_debug(device->handle,
829 			acpi_handle_info(device->handle, "Invalid data\n");
866 		acpi_handle_info(device->handle,
877 		acpi_handle_info(device->handle,
956 	acpi_handle_debug(device->dev->handle, "found %d brightness levels\n",
981 	if (acpi_has_method(device->dev->handle, "_ADR"))
983 	if (acpi_has_method(device->dev->handle, "_BCL"))
985 	if (acpi_has_method(device->dev->handle, "_BCM"))
987 	if (acpi_has_method(device->dev->handle, "_BQC")) {
989 	} else if (acpi_has_method(device->dev->handle, "_BCQ")) {
990 		acpi_handle_info(device->dev->handle,
995 	if (acpi_has_method(device->dev->handle, "_DDC"))
1011 	if (acpi_has_method(video->device->handle, "_DOS"))
1013 	if (acpi_has_method(video->device->handle, "_DOD"))
1015 	if (acpi_has_method(video->device->handle, "_ROM"))
1017 	if (acpi_has_method(video->device->handle, "_GPD"))
1019 	if (acpi_has_method(video->device->handle, "_SPD"))
1021 	if (acpi_has_method(video->device->handle, "_VPO"))
1038 	dev = acpi_get_pci_dev(video->device->handle);
1120 	status = acpi_evaluate_integer(device->handle, "_ADR", NULL, &device_id);
1244 			acpi_handle_debug(video->device->handle, "%s: %d\n",
1296 	status = acpi_evaluate_object(video->device->handle, "_DOD", NULL, &buffer);
1298 		acpi_handle_info(video->device->handle,
1306 		acpi_handle_info(video->device->handle, "Invalid _DOD data\n");
1311 	acpi_handle_debug(video->device->handle, "Found %d video heads in _DOD\n",
1327 			acpi_handle_info(video->device->handle,
1335 		acpi_handle_debug(video->device->handle,
1429 		acpi_handle_info(device->dev->handle,
1528 static void acpi_video_bus_notify(acpi_handle handle, u32 event, void *data)
1564 		acpi_handle_debug(device->handle, "Unsupported event [0x%x]\n",
1591 static void acpi_video_device_notify(acpi_handle handle, u32 event, void *data)
1636 		acpi_handle_debug(handle, "Unsupported event [0x%x]\n", event);
1681 acpi_video_bus_match(acpi_handle handle, u32 level, void *context,
1687 	if (handle == device->handle)
1690 	sibling = acpi_fetch_acpi_dev(handle);
1719 	if (ACPI_SUCCESS(acpi_get_parent(device->dev->handle, &acpi_parent))) {
1783 		if (!acpi_video_device_lcd_query_levels(dev->dev->handle, &levels))
1873 	status = acpi_install_notify_handler(adev->handle, ACPI_DEVICE_NOTIFY,
1938 		acpi_remove_notify_handler(dev->dev->handle, ACPI_DEVICE_NOTIFY,
1982 				acpi_dev_parent(device)->handle, 1,
2207  * state before any ACPI video calls are made. To handle this we defer