PCH_DP_C
if (intel_de_read(display, PCH_DP_C) & DP_DETECTED)
g4x_dp_init(display, PCH_DP_C, PORT_C);
ibx_sanitize_pch_dp_port(display, PORT_C, PCH_DP_C);
assert_pch_dp_disabled(display, pipe, PORT_C, PCH_DP_C);
g4x_dp_port_enabled(display, PCH_DP_C, PORT_C, &panel_pipe);