}
}
+static const char *hangcheck_action_to_str(enum intel_ring_hangcheck_action a)
+{
+ switch (a) {
+ case HANGCHECK_IDLE:
+ return "idle";
+ case HANGCHECK_WAIT:
+ return "wait";
+ case HANGCHECK_ACTIVE:
+ return "active";
+ case HANGCHECK_KICK:
+ return "kick";
+ case HANGCHECK_HUNG:
+ return "hung";
+ }
+
+ return "unknown";
+}
+
static void i915_ring_error_state(struct drm_i915_error_state_buf *m,
struct drm_device *dev,
struct drm_i915_error_state *error,
err_printf(m, " waiting: %s\n", yesno(error->waiting[ring]));
err_printf(m, " ring->head: 0x%08x\n", error->cpu_ring_head[ring]);
err_printf(m, " ring->tail: 0x%08x\n", error->cpu_ring_tail[ring]);
+ err_printf(m, " hangcheck: %s [%d]\n",
+ hangcheck_action_to_str(error->hangcheck_action[ring]),
+ error->hangcheck_score[ring]);
}
void i915_error_printf(struct drm_i915_error_state_buf *e, const char *f, ...)
err_printf(m, "Time: %ld s %ld us\n", error->time.tv_sec,
error->time.tv_usec);
err_printf(m, "Kernel: " UTS_RELEASE "\n");
- err_printf(m, "PCI ID: 0x%04x\n", dev->pci_device);
+ err_printf(m, "PCI ID: 0x%04x\n", dev->pdev->device);
err_printf(m, "EIR: 0x%08x\n", error->eir);
err_printf(m, "IER: 0x%08x\n", error->ier);
err_printf(m, "PGTBL_ER: 0x%08x\n", error->pgtbl_er);
err_printf(m, "FORCEWAKE: 0x%08x\n", error->forcewake);
err_printf(m, "DERRMR: 0x%08x\n", error->derrmr);
err_printf(m, "CCID: 0x%08x\n", error->ccid);
+ err_printf(m, "Missed interrupts: 0x%08lx\n", dev_priv->gpu_error.missed_irq_rings);
for (i = 0; i < dev_priv->num_fence_regs; i++)
err_printf(m, " fence[%d] = %08llx\n", i, error->fence[i]);
error->cpu_ring_head[ring->id] = ring->head;
error->cpu_ring_tail[ring->id] = ring->tail;
+
+ error->hangcheck_score[ring->id] = ring->hangcheck.score;
+ error->hangcheck_action[ring->id] = ring->hangcheck.action;
}
error->ring[i].num_requests = count;
error->ring[i].requests =
- kmalloc(count*sizeof(struct drm_i915_error_request),
+ kcalloc(count, sizeof(*error->ring[i].requests),
GFP_ATOMIC);
if (error->ring[i].requests == NULL) {
error->ring[i].num_requests = 0;
error->pinned_bo_count[ndx] = i - error->active_bo_count[ndx];
if (i) {
- active_bo = kmalloc(sizeof(*active_bo)*i, GFP_ATOMIC);
+ active_bo = kcalloc(i, sizeof(*active_bo), GFP_ATOMIC);
if (active_bo)
pinned_bo = active_bo + error->active_bo_count[ndx];
}
return;
}
- DRM_INFO("capturing error event; look for more information in "
- "/sys/class/drm/card%d/error\n", dev->primary->index);
+ DRM_INFO("GPU crash dump saved to /sys/class/drm/card%d/error\n",
+ dev->primary->index);
+ DRM_INFO("GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace.\n");
+ DRM_INFO("Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel\n");
+ DRM_INFO("drm/i915 developers can then reassign to the right component if it's not a kernel issue.\n");
+ DRM_INFO("The gpu crash dump is required to analyze gpu hangs, so please always attach it.\n");
kref_init(&error->ref);
error->eir = I915_READ(EIR);
case I915_CACHE_NONE: return " uncached";
case I915_CACHE_LLC: return " snooped or LLC";
case I915_CACHE_L3_LLC: return " L3+LLC";
+ case I915_CACHE_WT: return " WT";
default: return "";
}
}