From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> There's no power sequencer on pipe C on VLV/CHV so scream a bit if we try to steal one from pipes other than A and B. Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> --- drivers/gpu/drm/i915/intel_dp.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 103468c..74a6514 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -2728,6 +2728,9 @@ static void vlv_steal_power_sequencer(struct drm_device *dev, lockdep_assert_held(&dev_priv->pps_mutex); + if (WARN_ON(pipe != PIPE_A && pipe != PIPE_B)) + return; + list_for_each_entry(encoder, &dev->mode_config.encoder_list, base.head) { struct intel_dp *intel_dp; -- 2.0.4 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx