Symbol: chv_set_pipe_power_well
sys/dev/drm/i915/intel_runtime_pm.c
1497
chv_set_pipe_power_well(dev_priv, power_well, true);
sys/dev/drm/i915/intel_runtime_pm.c
1507
chv_set_pipe_power_well(dev_priv, power_well, false);