hpdsel            212 drivers/gpu/drm/amd/display/dc/bios/command_table2.c 	ps.param.hpdsel = cmd->hpd_sel_to_atom(cntl->hpd_sel);
hpdsel           3005 drivers/gpu/drm/amd/include/atomfirmware.h   uint8_t  hpdsel;         // =1: HPD1, =2: HPD2, .... =6: HPD6, =0: HPD is not assigned