LINK_TEST_PATTRN 2342 drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c if (test_request.bits.LINK_TEST_PATTRN) { LINK_TEST_PATTRN 475 drivers/gpu/drm/amd/display/dc/dc_dp_types.h uint8_t LINK_TEST_PATTRN :1;