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authorHans de Goede <j.w.r.degoede@gmail.com>2017-11-14 14:55:18 +0100
committerHans de Goede <hdegoede@redhat.com>2017-11-15 09:55:12 +0100
commit01c799c995bb8a87878b0d64edfd33014968da8e (patch)
tree2b29f095cea1cbc33fb843be5d311819afbf27b9 /drivers/gpu/drm/i915/i915_drv.c
parentbedf4d79c3654921839b62246b0965ddb308b201 (diff)
downloadop-kernel-dev-01c799c995bb8a87878b0d64edfd33014968da8e.zip
op-kernel-dev-01c799c995bb8a87878b0d64edfd33014968da8e.tar.gz
drm/i915: Call uncore_suspend before platform suspend handlers
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@linux.intel.com> Suggested-by: Imre Deak <imre.deak@intel.com> Reviewed-by: Imre Deak <imre.deak@intel.com> Signed-off-by: Hans de Goede <hdegoede@redhat.com> Link: https://patchwork.freedesktop.org/patch/msgid/20171114135518.15981-3-hdegoede@redhat.com
Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.c')
-rw-r--r--drivers/gpu/drm/i915/i915_drv.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index f4588ad..3423d87 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -2526,6 +2526,8 @@ 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);
@@ -2538,6 +2540,8 @@ 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);
@@ -2545,8 +2549,6 @@ 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));
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