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-rw-r--r--drivers/gpu/drm/radeon/radeon_atpx_handler.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_atpx_handler.c b/drivers/gpu/drm/radeon/radeon_atpx_handler.c
index 5c5e5bb00f5..37f6a907aea 100644
--- a/drivers/gpu/drm/radeon/radeon_atpx_handler.c
+++ b/drivers/gpu/drm/radeon/radeon_atpx_handler.c
@@ -87,7 +87,7 @@ static union acpi_object *radeon_atpx_call(acpi_handle handle, int function,
atpx_arg_elements[1].integer.value = 0;
}
- status = acpi_evaluate_object(handle, "ATPX", &atpx_arg, &buffer);
+ status = acpi_evaluate_object(handle, NULL, &atpx_arg, &buffer);
/* Fail only if calling the method fails and ATPX is supported */
if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) {