Signed-off-by: Damien Lespiau <[email protected]>
---
drivers/gpu/drm/i915/intel_pm.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 0265116..0dc148c 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -68,6 +68,14 @@
static void gen9_init_clock_gating(struct drm_device *dev)
{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+
+ /*
+ * WaDisableSDEUnitClockGating:skl
+ * This seems to be a pre-production w/a.
+ */
+ I915_WRITE(GEN8_UCGCTL6, I915_READ(GEN8_UCGCTL6) |
+ GEN8_SDEUNIT_CLOCK_GATE_DISABLE);
}
static void i8xx_disable_fbc(struct drm_device *dev)
--
1.8.3.1
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