i915: send D1 opregion notification

The opregion notification for runtime suspend is currently D1, not D3. Signed-off-by: Kristen Carlson Accardi <[email protected]> Signed-off-by: Daniel Vetter <[email protected]>
swarren · Jan 16, 2014 · 551c7d9 · 551c7d9
1 parent 07a0cd9
commit 551c7d9
Showing 1 changed file with 9 additions and 1 deletion.
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
@@ -922,7 +922,15 @@ static int i915_runtime_suspend(struct device *device)
 
 	del_timer_sync(&dev_priv->gpu_error.hangcheck_timer);
 	dev_priv->pm.suspended = true;
-	intel_opregion_notify_adapter(dev, PCI_D3cold);
+
+	/*
+	 * current versions of firmware which depend on this opregion
+	 * notification have repurposed the D1 definition to mean
+	 * "runtime suspended" vs. what you would normally expect (D3)
+	 * to distinguish it from notifications that might be sent
+	 * via the suspend path.
+	 */
+	intel_opregion_notify_adapter(dev, PCI_D1);
 
 	return 0;
 }