drm/radeon/radeon_acpi.c

123  * @handle: acpi handle
130 static union acpi_object *radeon_atif_call(acpi_handle handle, int function,
154 	status = acpi_evaluate_object(handle, "ATIF", &atif_arg, &buffer);
217  * @handle: acpi handle
225 static int radeon_atif_verify_interface(acpi_handle handle,
233 	info = radeon_atif_call(handle, ATIF_FUNCTION_VERIFY_INTERFACE, NULL);
263  * @handle: acpi handle
272 static int radeon_atif_get_notification_params(acpi_handle handle,
280 	info = radeon_atif_call(handle, ATIF_FUNCTION_GET_SYSTEM_PARAMETERS, NULL);
328  * @handle: acpi handle
336 static int radeon_atif_get_sbios_requests(acpi_handle handle,
343 	info = radeon_atif_call(handle, ATIF_FUNCTION_GET_SYSTEM_BIOS_REQUESTS, NULL);
366  * radeon_atif_handler - handle ATIF notify requests
380 	acpi_handle handle;
395 	handle = ACPI_HANDLE(&rdev->pdev->dev);
396 	count = radeon_atif_get_sbios_requests(handle, &req);
452  * @handle: acpi handle
459 static union acpi_object *radeon_atcs_call(acpi_handle handle, int function,
483 	status = acpi_evaluate_object(handle, "ATCS", &atcs_arg, &buffer);
517  * @handle: acpi handle
525 static int radeon_atcs_verify_interface(acpi_handle handle,
533 	info = radeon_atcs_call(handle, ATCS_FUNCTION_VERIFY_INTERFACE, NULL);
589 	acpi_handle handle;
593 	/* Get the device handle */
601 	handle = d->ad_handle;
603 	handle = ACPI_HANDLE(&rdev->pdev->dev);
605 	if (!handle)
611 	info = radeon_atcs_call(handle, ATCS_FUNCTION_PCIE_DEVICE_READY_NOTIFICATION, NULL);
634 	acpi_handle handle;
643 	/* Get the device handle */
651 	handle = d->ad_handle;
653 	handle = ACPI_HANDLE(&rdev->pdev->dev);
655 	if (!handle)
675 		info = radeon_atcs_call(handle, ATCS_FUNCTION_PCIE_PERFORMANCE_REQUEST, &params);
709  * radeon_acpi_event - handle notify events
753 	acpi_handle handle;
758 	/* Get the device handle */
766 	handle = d->ad_handle;
768 	handle = ACPI_HANDLE(&rdev->pdev->dev);
772 	if (!ASIC_IS_AVIVO(rdev) || !rdev->bios || !handle)
776 	ret = radeon_atcs_verify_interface(handle, atcs);
782 	ret = radeon_atif_verify_interface(handle, atif);
827 		ret = radeon_atif_get_notification_params(handle,