#define DRM_I915_HANGCHECK_PERIOD 1500 /* in ms */
#define DRM_I915_HANGCHECK_JIFFIES msecs_to_jiffies(DRM_I915_HANGCHECK_PERIOD)
struct timer_list hangcheck_timer;
- int hangcheck_count;
/* For reset and error_state handling. */
spinlock_t lock;
return !kick_ring(ring);
}
-static bool i915_hangcheck_hung(struct drm_device *dev)
-{
- drm_i915_private_t *dev_priv = dev->dev_private;
-
- if (dev_priv->gpu_error.hangcheck_count++ > 1) {
- bool hung = true;
- struct intel_ring_buffer *ring;
- int i;
-
- DRM_ERROR("Hangcheck timer elapsed... GPU hung\n");
- i915_handle_error(dev, true);
-
- for_each_ring(ring, dev_priv, i)
- hung &= i915_hangcheck_ring_hung(ring);
-
- return hung;
- }
-
- return false;
-}
-
/**
* This is called when the chip hasn't reported back with completed
* batchbuffers in a long time. We keep track per ring seqno progress and