Quoting Ville: "the forcewake timer might still be active until the uncore
suspend, and having active forcewakes while we've already told the GT wake
stuff to stop acting normally doesn't seem quite right to me."
Reported-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Suggested-by: Imre Deak <imre.deak@xxxxxxxxx>
Reviewed-by: Imre Deak <imre.deak@xxxxxxxxx>
Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
---
drivers/gpu/drm/i915/i915_drv.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index cdff9825a3da..2de174e0e82a 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -2532,6 +2532,8 @@ static int intel_runtime_suspend(struct device *kdev)
intel_runtime_pm_disable_interrupts(dev_priv);
+ intel_uncore_suspend(dev_priv);
+
ret = 0;
if (IS_GEN9_LP(dev_priv)) {
bxt_display_core_uninit(dev_priv);
@@ -2544,6 +2546,8 @@ static int intel_runtime_suspend(struct device *kdev)
if (ret) {
DRM_ERROR("Runtime suspend failed, disabling it (%d)\n", ret);
+ intel_uncore_runtime_resume(dev_priv);
+
intel_runtime_pm_enable_interrupts(dev_priv);
enable_rpm_wakeref_asserts(dev_priv);
@@ -2551,8 +2555,6 @@ static int intel_runtime_suspend(struct device *kdev)
return ret;
}
- intel_uncore_suspend(dev_priv);
-
enable_rpm_wakeref_asserts(dev_priv);
WARN_ON_ONCE(atomic_read(&dev_priv->runtime_pm.wakeref_count));
--
2.14.3
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