diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_irq.c | 29 |
1 files changed, 17 insertions, 12 deletions
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 004ad3455992..6efe3b0d3e84 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -2345,28 +2345,33 @@ static bool kick_ring(struct intel_ring_buffer *ring) return false; } +static bool i915_hangcheck_ring_hung(struct intel_ring_buffer *ring) +{ + if (IS_GEN2(ring->dev)) + return false; + + /* Is the chip hanging on a WAIT_FOR_EVENT? + * If so we can simply poke the RB_WAIT bit + * and break the hang. This should work on + * all but the second generation chipsets. + */ + 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); - if (!IS_GEN2(dev)) { - struct intel_ring_buffer *ring; - int i; - - /* Is the chip hanging on a WAIT_FOR_EVENT? - * If so we can simply poke the RB_WAIT bit - * and break the hang. This should work on - * all but the second generation chipsets. - */ - for_each_ring(ring, dev_priv, i) - hung &= !kick_ring(ring); - } + for_each_ring(ring, dev_priv, i) + hung &= i915_hangcheck_ring_hung(ring); return hung; } |