dpp20_read_state 464 drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp.c .dpp_read_state = dpp20_read_state, dpp20_read_state 645 drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp.h void dpp20_read_state(struct dpp *dpp_base,