dc_link_set_test_pattern 657 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c dc_link_set_test_pattern( dc_link_set_test_pattern 277 drivers/gpu/drm/amd/display/dc/dc_link.h void dc_link_set_test_pattern(struct dc_link *link,