diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_hangcheck.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_hangcheck.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_hangcheck.c b/drivers/gpu/drm/i915/gt/intel_hangcheck.c index 3053a706a561..e5eaa06fe74d 100644 --- a/drivers/gpu/drm/i915/gt/intel_hangcheck.c +++ b/drivers/gpu/drm/i915/gt/intel_hangcheck.c @@ -256,6 +256,7 @@ static void i915_hangcheck_elapsed(struct work_struct *work) struct intel_engine_cs *engine; enum intel_engine_id id; unsigned int hung = 0, stuck = 0, wedged = 0; + intel_wakeref_t wakeref; if (!i915_modparams.enable_hangcheck) return; @@ -266,6 +267,10 @@ static void i915_hangcheck_elapsed(struct work_struct *work) if (i915_terminally_wedged(dev_priv)) return; + wakeref = intel_runtime_pm_get_if_in_use(dev_priv); + if (!wakeref) + return; + /* As enabling the GPU requires fairly extensive mmio access, * periodically arm the mmio checker to see if we are triggering * any invalid access. @@ -313,6 +318,8 @@ static void i915_hangcheck_elapsed(struct work_struct *work) if (hung) hangcheck_declare_hang(dev_priv, hung, stuck); + intel_runtime_pm_put(dev_priv, wakeref); + /* Reset timer in case GPU hangs without another request being added */ i915_queue_hangcheck(dev_priv); } |