From: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx>
If we don't cancel them, we may end up running them while the device
is runtime suspended, which will trigger lots and lots of WARNs on
dmesg.
Regression introduced by:
commit c76bb61a71083b2d90504cc6d0dda2047c5d63ca
Author: Daisy Sun <daisy.sun@xxxxxxxxx>
Date: Mon Aug 11 11:08:38 2014 -0700
drm/i915/bdw: BDW Software Turbo
Testcase: igt/pm_rpm/gem-execbuf (you may have to run it a few times)
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_drv.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 8ff3755..4ce217b 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -1448,6 +1448,10 @@ static int intel_runtime_suspend(struct device *device)
* intel_mark_idle().
*/
cancel_work_sync(&dev_priv->rps.work);
+ if (dev_priv->rps.is_bdw_sw_turbo) {
+ del_timer_sync(&dev_priv->rps.sw_turbo.flip_timer);
+ cancel_work_sync(&dev_priv->rps.sw_turbo.work_max_freq);
+ }
intel_runtime_pm_disable_interrupts(dev);
ret = intel_suspend_complete(dev_priv);
--
2.1.0
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