VLV_WM_LEVEL_PM2
dev_priv->wm.pri_latency[VLV_WM_LEVEL_PM2] = 3;
dev_priv->wm.max_level = VLV_WM_LEVEL_PM2;
&crtc_state->wm.vlv.raw[VLV_WM_LEVEL_PM2];
crtc_state->wm.vlv.raw[VLV_WM_LEVEL_PM2].plane[plane_id],
wm->level = VLV_WM_LEVEL_PM2;
wm->level = VLV_WM_LEVEL_PM2;