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path: root/drivers/gpu/drm/i915/intel_pm.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_pm.c')
-rw-r--r--drivers/gpu/drm/i915/intel_pm.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 2253f878adf..b9edfd426a1 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -345,6 +345,16 @@ bool intel_fbc_enabled(struct drm_device *dev)
return dev_priv->display.fbc_enabled(dev);
}
+void gen8_fbc_sw_flush(struct drm_device *dev, u32 value)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+
+ if (!IS_GEN8(dev))
+ return;
+
+ I915_WRITE(MSG_FBC_REND_STATE, value);
+}
+
static void intel_fbc_work_fn(struct work_struct *__work)
{
struct intel_fbc_work *work =