diff options
| -rw-r--r-- | drivers/gpu/drm/i915/intel_pm.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index ae6b367e63cb..0ef01a01ef8d 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -7208,6 +7208,10 @@ static void cfl_init_clock_gating(struct drm_i915_private *dev_priv) cnp_init_clock_gating(dev_priv); gen9_init_clock_gating(dev_priv); + /* WAC6entrylatency:cfl */ + I915_WRITE(FBC_LLC_READ_CTRL, I915_READ(FBC_LLC_READ_CTRL) | + FBC_LLC_FULLY_OPEN); + /* * WaFbcTurnOffFbcWatermark:cfl * Display WA #0562: cfl @@ -7227,6 +7231,10 @@ static void kbl_init_clock_gating(struct drm_i915_private *dev_priv) { gen9_init_clock_gating(dev_priv); + /* WAC6entrylatency:kbl */ + I915_WRITE(FBC_LLC_READ_CTRL, I915_READ(FBC_LLC_READ_CTRL) | + FBC_LLC_FULLY_OPEN); + /* WaDisableSDEUnitClockGating:kbl */ if (IS_KBL_GT_REVID(dev_priv, 0, KBL_REVID_B0)) I915_WRITE(GEN8_UCGCTL6, I915_READ(GEN8_UCGCTL6) | |