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Commit 03dce881 authored by Ville Syrjälä's avatar Ville Syrjälä Committed by Daniel Vetter
Browse files

drm/i915: Enable watermarks for BDW 



We forgot to intialize the watermark vfuncs for BDW, and hence the
watermarks were never updated.

Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: default avatarPaulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent a42a5719

drivers/gpu/drm/i915/intel_pm.c

+11 −0
Original line number Diff line number Diff line
@@ -5627,6 +5627,17 @@ void intel_init_pm(struct drm_device *dev) 
			}

			dev_priv->display.init_clock_gating = haswell_init_clock_gating;

		} else if (INTEL_INFO(dev)->gen == 8) {

			if (dev_priv->wm.pri_latency[0] &&

			    dev_priv->wm.spr_latency[0] &&

			    dev_priv->wm.cur_latency[0]) {

				dev_priv->display.update_wm = ilk_update_wm;

				dev_priv->display.update_sprite_wm =

					ilk_update_sprite_wm;

			} else {

				DRM_DEBUG_KMS("Failed to read display plane latency. "

					      "Disable CxSR\n");

				dev_priv->display.update_wm = NULL;

			}

			dev_priv->display.init_clock_gating = gen8_init_clock_gating;

		} else

			dev_priv->display.update_wm = NULL;