{
struct drm_i915_private *dev_priv = dev->dev_private;
u32 seqno = ring->get_seqno(ring);
- ring->irq_gem_seqno = seqno;
+ ring->irq_seqno = seqno;
trace_i915_gem_request_complete(dev, seqno);
wake_up_all(&ring->irq_queue);
dev_priv->hangcheck_count = 0;
error->pipeastat = I915_READ(PIPEASTAT);
error->pipebstat = I915_READ(PIPEBSTAT);
error->instpm = I915_READ(INSTPM);
- if (INTEL_INFO(dev)->gen < 4) {
- error->ipeir = I915_READ(IPEIR);
- error->ipehr = I915_READ(IPEHR);
- error->instdone = I915_READ(INSTDONE);
- error->acthd = I915_READ(ACTHD);
- error->bbaddr = 0;
- } else {
+ error->error = 0;
+ if (INTEL_INFO(dev)->gen >= 6) {
+ error->error = I915_READ(ERROR_GEN6);
+
+ error->bcs_acthd = I915_READ(BCS_ACTHD);
+ error->bcs_ipehr = I915_READ(BCS_IPEHR);
+ error->bcs_ipeir = I915_READ(BCS_IPEIR);
+ error->bcs_instdone = I915_READ(BCS_INSTDONE);
+ error->bcs_seqno = 0;
+ if (dev_priv->blt_ring.get_seqno)
+ error->bcs_seqno = dev_priv->blt_ring.get_seqno(&dev_priv->blt_ring);
+
+ error->vcs_acthd = I915_READ(VCS_ACTHD);
+ error->vcs_ipehr = I915_READ(VCS_IPEHR);
+ error->vcs_ipeir = I915_READ(VCS_IPEIR);
+ error->vcs_instdone = I915_READ(VCS_INSTDONE);
+ error->vcs_seqno = 0;
+ if (dev_priv->bsd_ring.get_seqno)
+ error->vcs_seqno = dev_priv->bsd_ring.get_seqno(&dev_priv->bsd_ring);
+ }
+ if (INTEL_INFO(dev)->gen >= 4) {
error->ipeir = I915_READ(IPEIR_I965);
error->ipehr = I915_READ(IPEHR_I965);
error->instdone = I915_READ(INSTDONE_I965);
error->instdone1 = I915_READ(INSTDONE1);
error->acthd = I915_READ(ACTHD_I965);
error->bbaddr = I915_READ64(BB_ADDR);
+ } else {
+ error->ipeir = I915_READ(IPEIR);
+ error->ipehr = I915_READ(IPEHR);
+ error->instdone = I915_READ(INSTDONE);
+ error->acthd = I915_READ(ACTHD);
+ error->bbaddr = 0;
}
bbaddr = i915_ringbuffer_last_batch(dev);
error->active_bo[i].tiling = obj_priv->tiling_mode;
error->active_bo[i].dirty = obj_priv->dirty;
error->active_bo[i].purgeable = obj_priv->madv != I915_MADV_WILLNEED;
+ error->active_bo[i].ring = obj_priv->ring->id;
if (++i == count)
break;
* so userspace knows something bad happened (should trigger collection
* of a ring dump etc.).
*/
-static void i915_handle_error(struct drm_device *dev, bool wedged)
+void i915_handle_error(struct drm_device *dev, bool wedged)
{
struct drm_i915_private *dev_priv = dev->dev_private;
return -EINVAL;
}
-static struct drm_i915_gem_request *
-i915_get_tail_request(struct drm_device *dev)
+static u32
+ring_last_seqno(struct intel_ring_buffer *ring)
{
- drm_i915_private_t *dev_priv = dev->dev_private;
- return list_entry(dev_priv->render_ring.request_list.prev,
- struct drm_i915_gem_request, list);
+ return list_entry(ring->request_list.prev,
+ struct drm_i915_gem_request, list)->seqno;
+}
+
+static bool i915_hangcheck_ring_idle(struct intel_ring_buffer *ring, bool *err)
+{
+ if (list_empty(&ring->request_list) ||
+ i915_seqno_passed(ring->get_seqno(ring), ring_last_seqno(ring))) {
+ /* Issue a wake-up to catch stuck h/w. */
+ if (ring->waiting_seqno && waitqueue_active(&ring->irq_queue)) {
+ DRM_ERROR("Hangcheck timer elapsed... %s idle [waiting on %d, at %d], missed IRQ?\n",
+ ring->name,
+ ring->waiting_seqno,
+ ring->get_seqno(ring));
+ wake_up_all(&ring->irq_queue);
+ *err = true;
+ }
+ return true;
+ }
+ return false;
}
/**
struct drm_device *dev = (struct drm_device *)data;
drm_i915_private_t *dev_priv = dev->dev_private;
uint32_t acthd, instdone, instdone1;
+ bool err = false;
+
+ /* If all work is done then ACTHD clearly hasn't advanced. */
+ if (i915_hangcheck_ring_idle(&dev_priv->render_ring, &err) &&
+ i915_hangcheck_ring_idle(&dev_priv->bsd_ring, &err) &&
+ i915_hangcheck_ring_idle(&dev_priv->blt_ring, &err)) {
+ dev_priv->hangcheck_count = 0;
+ if (err)
+ goto repeat;
+ return;
+ }
if (INTEL_INFO(dev)->gen < 4) {
acthd = I915_READ(ACTHD);
instdone1 = I915_READ(INSTDONE1);
}
- /* If all work is done then ACTHD clearly hasn't advanced. */
- if (list_empty(&dev_priv->render_ring.request_list) ||
- i915_seqno_passed(dev_priv->render_ring.get_seqno(&dev_priv->render_ring),
- i915_get_tail_request(dev)->seqno)) {
- bool missed_wakeup = false;
-
- dev_priv->hangcheck_count = 0;
-
- /* Issue a wake-up to catch stuck h/w. */
- if (dev_priv->render_ring.waiting_gem_seqno &&
- waitqueue_active(&dev_priv->render_ring.irq_queue)) {
- wake_up_all(&dev_priv->render_ring.irq_queue);
- missed_wakeup = true;
- }
-
- if (dev_priv->bsd_ring.waiting_gem_seqno &&
- waitqueue_active(&dev_priv->bsd_ring.irq_queue)) {
- wake_up_all(&dev_priv->bsd_ring.irq_queue);
- missed_wakeup = true;
- }
-
- if (dev_priv->blt_ring.waiting_gem_seqno &&
- waitqueue_active(&dev_priv->blt_ring.irq_queue)) {
- wake_up_all(&dev_priv->blt_ring.irq_queue);
- missed_wakeup = true;
- }
-
- if (missed_wakeup)
- DRM_ERROR("Hangcheck timer elapsed... GPU idle, missed IRQ.\n");
- return;
- }
-
if (dev_priv->last_acthd == acthd &&
dev_priv->last_instdone == instdone &&
dev_priv->last_instdone1 == instdone1) {
if (tmp & RING_WAIT) {
I915_WRITE(PRB0_CTL, tmp);
POSTING_READ(PRB0_CTL);
- goto out;
+ goto repeat;
}
}
dev_priv->last_instdone1 = instdone1;
}
-out:
+repeat:
/* Reset timer case chip hangs without another request being added */
mod_timer(&dev_priv->hangcheck_timer,
jiffies + msecs_to_jiffies(DRM_I915_HANGCHECK_PERIOD));
projects / deliverable / linux.git / blobdiff