{"finding_id":"DF-4934","status":"untested","attempts":0,"reproduced":0,"impact":"none","confidence":"certain","verdict":"Dead-code trap (Info): the full 7-case ENGINE_ID_DIG{A..G} switch computes ATOM_TRANSMITTER_V6__DIG_SEL then discards it with literal return 0 - the live v2 consumer always programs digfe_sel=0, which upstream has codified as INTENDED (post-DCE80 DIG_FE is programmed manually by connect_dig_be_to_fe). The dead switch invites a behavior-changing cleanup. DF-2030 is the dce110-v1 sibling. Delete-the-dead-switch upstream fix.","exploit_chain":"none - intended encoding, static observation only","evidence":"findings/poc/DF-4934/ (this verdict)","kernel_refs":["sys/dev/drm/amd/display/dc/bios/dce112/command_table_helper2_dce112.c:151-187","sys/dev/drm/amd/display/dc/bios/command_table2.c:213"],"guest_uname":"","code_hash":""}