program_triplebuffer_params
block_sequence[*num_steps].params.program_triplebuffer_params.dc = dc;
block_sequence[*num_steps].params.program_triplebuffer_params.pipe_ctx = current_mpc_pipe;
block_sequence[*num_steps].params.program_triplebuffer_params.enableTripleBuffer = current_mpc_pipe->plane_state->triplebuffer_flips;
dc->hwss.program_triplebuffer(params->program_triplebuffer_params.dc,
params->program_triplebuffer_params.pipe_ctx,
params->program_triplebuffer_params.enableTripleBuffer);
struct program_triplebuffer_params program_triplebuffer_params;