Merge back earlier PM core material for v5.1.

[linux.git] / drivers / gpu / drm / i915 / i915_pmu.c

diff --git a/drivers/gpu/drm/i915/i915_pmu.c b/drivers/gpu/drm/i915/i915_pmu.c
index 017fc602a10e838586c40a5a5e7dbbd43e433376..cf7c66bb3ed921ae1c8f94a4b6909b0aabc151cf 100644 (file)
--- a/drivers/gpu/drm/i915/i915_pmu.c
+++ b/drivers/gpu/drm/i915/i915_pmu.c
@@ -5,6 +5,7 @@
  */
 
 #include <linux/irq.h>
+#include <linux/pm_runtime.h>
 #include "i915_pmu.h"
 #include "intel_ringbuffer.h"
 #include "i915_drv.h"
@@ -478,7 +479,6 @@ static u64 get_rc6(struct drm_i915_private *i915)
                 * counter value.
                 */
                spin_lock_irqsave(&i915->pmu.lock, flags);
-               spin_lock(&kdev->power.lock);
 
                /*
                 * After the above branch intel_runtime_pm_get_if_in_use failed
@@ -491,16 +491,13 @@ static u64 get_rc6(struct drm_i915_private *i915)
                 * suspended and if not we cannot do better than report the last
                 * known RC6 value.
                 */
-               if (kdev->power.runtime_status == RPM_SUSPENDED) {
-                       if (!i915->pmu.sample[__I915_SAMPLE_RC6_ESTIMATED].cur)
-                               i915->pmu.suspended_jiffies_last =
-                                                 kdev->power.suspended_jiffies;
+               if (pm_runtime_status_suspended(kdev)) {
+                       val = pm_runtime_suspended_time(kdev);
 
-                       val = kdev->power.suspended_jiffies -
-                             i915->pmu.suspended_jiffies_last;
-                       val += jiffies - kdev->power.accounting_timestamp;
+                       if (!i915->pmu.sample[__I915_SAMPLE_RC6_ESTIMATED].cur)
+                               i915->pmu.suspended_time_last = val;
 
-                       val = jiffies_to_nsecs(val);
+                       val -= i915->pmu.suspended_time_last;
                        val += i915->pmu.sample[__I915_SAMPLE_RC6].cur;
 
                        i915->pmu.sample[__I915_SAMPLE_RC6_ESTIMATED].cur = val;
@@ -510,7 +507,6 @@ static u64 get_rc6(struct drm_i915_private *i915)
                        val = i915->pmu.sample[__I915_SAMPLE_RC6].cur;
                }
 
-               spin_unlock(&kdev->power.lock);
                spin_unlock_irqrestore(&i915->pmu.lock, flags);
        }